diff --git a/backend/report.html b/backend/report.html
index c9876cf..eeb6114 100644
--- a/backend/report.html
+++ b/backend/report.html
@@ -328,7 +328,7 @@ div.media {
   </head>
   <body>
     <h1 id="title">Backend Testing Report</h1>
-    <p>Report generated on 14-Feb-2025 at 10:43:27 by <a href="https://pypi.python.org/pypi/pytest-html">pytest-html</a>
+    <p>Report generated on 14-Feb-2025 at 16:47:00 by <a href="https://pypi.python.org/pypi/pytest-html">pytest-html</a>
         v4.1.1</p>
     <div id="environment-header">
       <h2>Environment</h2>
@@ -382,7 +382,7 @@ div.media {
         <h2>Summary</h2>
         <div class="additional-summary prefix">
         </div>
-        <p class="run-count">25 tests took 00:00:42.</p>
+        <p class="run-count">1 test took 290 ms.</p>
         <p class="filter">(Un)check the boxes to filter the results.</p>
         <div class="summary__reload">
           <div class="summary__reload__button hidden" onclick="location.reload()">
@@ -392,10 +392,10 @@ div.media {
         <div class="summary__spacer"></div>
         <div class="controls">
           <div class="filters">
-            <input checked="true" class="filter" name="filter_checkbox" type="checkbox" data-test-result="failed" />
-            <span class="failed">1 Failed,</span>
+            <input checked="true" class="filter" name="filter_checkbox" type="checkbox" data-test-result="failed" disabled/>
+            <span class="failed">0 Failed,</span>
             <input checked="true" class="filter" name="filter_checkbox" type="checkbox" data-test-result="passed" />
-            <span class="passed">24 Passed,</span>
+            <span class="passed">1 Passed,</span>
             <input checked="true" class="filter" name="filter_checkbox" type="checkbox" data-test-result="skipped" disabled/>
             <span class="skipped">0 Skipped,</span>
             <input checked="true" class="filter" name="filter_checkbox" type="checkbox" data-test-result="xfailed" disabled/>
@@ -432,7 +432,7 @@ div.media {
     </table>
   </body>
   <footer>
-    <div id="data-container" data-jsonblob="{&#34;environment&#34;: {&#34;Python&#34;: &#34;3.12.3&#34;, &#34;Platform&#34;: &#34;Linux-6.8.0-53-generic-x86_64-with-glibc2.39&#34;, &#34;Packages&#34;: {&#34;pytest&#34;: &#34;8.3.4&#34;, &#34;pluggy&#34;: &#34;1.5.0&#34;}, &#34;Plugins&#34;: {&#34;html&#34;: &#34;4.1.1&#34;, &#34;anyio&#34;: &#34;4.8.0&#34;, &#34;metadata&#34;: &#34;3.1.1&#34;}}, &#34;tests&#34;: {&#34;src/tests/test_invalid_input.py::test_input[start0-preferences0-422]&#34;: [{&#34;extras&#34;: [], &#34;result&#34;: &#34;Passed&#34;, &#34;testId&#34;: &#34;src/tests/test_invalid_input.py::test_input[start0-preferences0-422]&#34;, &#34;resultsTableRow&#34;: [&#34;&lt;td class=\&#34;col-result\&#34;&gt;Passed&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-testId\&#34;&gt;src/tests/test_invalid_input.py::test_input[start0-preferences0-422]&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-duration\&#34;&gt;17 ms&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-links\&#34;&gt;&lt;/td&gt;&#34;], &#34;log&#34;: &#34;------------------------------ Captured log call -------------------------------\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\n\n&#34;}], &#34;src/tests/test_invalid_input.py::test_input[start1-preferences1-422]&#34;: [{&#34;extras&#34;: [], &#34;result&#34;: &#34;Passed&#34;, &#34;testId&#34;: &#34;src/tests/test_invalid_input.py::test_input[start1-preferences1-422]&#34;, &#34;resultsTableRow&#34;: [&#34;&lt;td class=\&#34;col-result\&#34;&gt;Passed&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-testId\&#34;&gt;src/tests/test_invalid_input.py::test_input[start1-preferences1-422]&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-duration\&#34;&gt;4 ms&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-links\&#34;&gt;&lt;/td&gt;&#34;], &#34;log&#34;: &#34;------------------------------ Captured log call -------------------------------\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\n\n&#34;}], &#34;src/tests/test_invalid_input.py::test_input[start2-preferences2-422]&#34;: [{&#34;extras&#34;: [], &#34;result&#34;: &#34;Passed&#34;, &#34;testId&#34;: &#34;src/tests/test_invalid_input.py::test_input[start2-preferences2-422]&#34;, &#34;resultsTableRow&#34;: [&#34;&lt;td class=\&#34;col-result\&#34;&gt;Passed&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-testId\&#34;&gt;src/tests/test_invalid_input.py::test_input[start2-preferences2-422]&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-duration\&#34;&gt;5 ms&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-links\&#34;&gt;&lt;/td&gt;&#34;], &#34;log&#34;: &#34;------------------------------ Captured log call -------------------------------\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\n\n&#34;}], &#34;src/tests/test_invalid_input.py::test_input[start3-preferences3-422]&#34;: [{&#34;extras&#34;: [], &#34;result&#34;: &#34;Passed&#34;, &#34;testId&#34;: &#34;src/tests/test_invalid_input.py::test_input[start3-preferences3-422]&#34;, &#34;resultsTableRow&#34;: [&#34;&lt;td class=\&#34;col-result\&#34;&gt;Passed&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-testId\&#34;&gt;src/tests/test_invalid_input.py::test_input[start3-preferences3-422]&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-duration\&#34;&gt;6 ms&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-links\&#34;&gt;&lt;/td&gt;&#34;], &#34;log&#34;: &#34;------------------------------ Captured log call -------------------------------\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\n\n&#34;}], &#34;src/tests/test_invalid_input.py::test_input[start4-preferences4-422]&#34;: [{&#34;extras&#34;: [], &#34;result&#34;: &#34;Passed&#34;, &#34;testId&#34;: &#34;src/tests/test_invalid_input.py::test_input[start4-preferences4-422]&#34;, &#34;resultsTableRow&#34;: [&#34;&lt;td class=\&#34;col-result\&#34;&gt;Passed&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-testId\&#34;&gt;src/tests/test_invalid_input.py::test_input[start4-preferences4-422]&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-duration\&#34;&gt;401 ms&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-links\&#34;&gt;&lt;/td&gt;&#34;], &#34;log&#34;: &#34;------------------------------ Captured log call -------------------------------\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\nDEBUG    src.main:main.py:65 user id: e6dae20d-50ed-4241-8e16-af1ad1f3572f\nDEBUG    src.payments.supabase:supabase.py:53 Credits of user e6dae20d-50ed-4241-8e16-af1ad1f3572f: 999999\nINFO     src.payments.supabase:supabase.py:56 Credit balance is positive. Proceeding with trip generation\n\n&#34;}], &#34;src/tests/test_invalid_input.py::test_input[start5-preferences5-422]&#34;: [{&#34;extras&#34;: [], &#34;result&#34;: &#34;Passed&#34;, &#34;testId&#34;: &#34;src/tests/test_invalid_input.py::test_input[start5-preferences5-422]&#34;, &#34;resultsTableRow&#34;: [&#34;&lt;td class=\&#34;col-result\&#34;&gt;Passed&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-testId\&#34;&gt;src/tests/test_invalid_input.py::test_input[start5-preferences5-422]&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-duration\&#34;&gt;40 ms&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-links\&#34;&gt;&lt;/td&gt;&#34;], &#34;log&#34;: &#34;------------------------------ Captured log call -------------------------------\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\nDEBUG    src.main:main.py:65 user id: e6dae20d-50ed-4241-8e16-af1ad1f3572f\nDEBUG    src.payments.supabase:supabase.py:53 Credits of user e6dae20d-50ed-4241-8e16-af1ad1f3572f: 999999\nINFO     src.payments.supabase:supabase.py:56 Credit balance is positive. Proceeding with trip generation\n\n&#34;}], &#34;src/tests/test_invalid_input.py::test_input[start6-preferences6-422]&#34;: [{&#34;extras&#34;: [], &#34;result&#34;: &#34;Passed&#34;, &#34;testId&#34;: &#34;src/tests/test_invalid_input.py::test_input[start6-preferences6-422]&#34;, &#34;resultsTableRow&#34;: [&#34;&lt;td class=\&#34;col-result\&#34;&gt;Passed&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-testId\&#34;&gt;src/tests/test_invalid_input.py::test_input[start6-preferences6-422]&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-duration\&#34;&gt;38 ms&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-links\&#34;&gt;&lt;/td&gt;&#34;], &#34;log&#34;: &#34;------------------------------ Captured log call -------------------------------\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\nDEBUG    src.main:main.py:65 user id: e6dae20d-50ed-4241-8e16-af1ad1f3572f\nDEBUG    src.payments.supabase:supabase.py:53 Credits of user e6dae20d-50ed-4241-8e16-af1ad1f3572f: 999999\nINFO     src.payments.supabase:supabase.py:56 Credit balance is positive. Proceeding with trip generation\n\n&#34;}], &#34;src/tests/test_invalid_input.py::test_input[start7-preferences7-422]&#34;: [{&#34;extras&#34;: [], &#34;result&#34;: &#34;Passed&#34;, &#34;testId&#34;: &#34;src/tests/test_invalid_input.py::test_input[start7-preferences7-422]&#34;, &#34;resultsTableRow&#34;: [&#34;&lt;td class=\&#34;col-result\&#34;&gt;Passed&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-testId\&#34;&gt;src/tests/test_invalid_input.py::test_input[start7-preferences7-422]&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-duration\&#34;&gt;39 ms&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-links\&#34;&gt;&lt;/td&gt;&#34;], &#34;log&#34;: &#34;------------------------------ Captured log call -------------------------------\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\nDEBUG    src.main:main.py:65 user id: e6dae20d-50ed-4241-8e16-af1ad1f3572f\nDEBUG    src.payments.supabase:supabase.py:53 Credits of user e6dae20d-50ed-4241-8e16-af1ad1f3572f: 999999\nINFO     src.payments.supabase:supabase.py:56 Credit balance is positive. Proceeding with trip generation\n\n&#34;}], &#34;src/tests/test_main.py::test_turckheim&#34;: [{&#34;extras&#34;: [], &#34;result&#34;: &#34;Passed&#34;, &#34;testId&#34;: &#34;src/tests/test_main.py::test_turckheim&#34;, &#34;resultsTableRow&#34;: [&#34;&lt;td class=\&#34;col-result\&#34;&gt;Passed&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-testId\&#34;&gt;src/tests/test_main.py::test_turckheim&lt;/td&gt;&#34;, &#34;&lt;td&gt;start (0 | 0) - 6 - H\u00f4tel de ville (238 | 5) - 1 - H\u00f4tel des Deux-Clefs (217 | 5) - 6 - finish (0 | 0) - 0&lt;/td&gt;&#34;, &#34;&lt;td&gt;23 min&lt;/td&gt;&#34;, &#34;&lt;td&gt;20 min&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-duration\&#34;&gt;300 ms&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-links\&#34;&gt;&lt;/td&gt;&#34;], &#34;log&#34;: &#34;------------------------------ Captured log call -------------------------------\nDEBUG    src.tests.test_main:test_main.py:32 Running test in Turckheim\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\nDEBUG    src.main:main.py:65 user id: e6dae20d-50ed-4241-8e16-af1ad1f3572f\nDEBUG    src.payments.supabase:supabase.py:53 Credits of user e6dae20d-50ed-4241-8e16-af1ad1f3572f: 999999\nINFO     src.payments.supabase:supabase.py:56 Credit balance is positive. Proceeding with trip generation\nINFO     src.main:main.py:88 No end coordinates provided. Using start=end.\nDEBUG    src.utils.landmarks_manager:landmarks_manager.py:75 Starting to fetch landmarks...\nDEBUG    src.utils.landmarks_manager:landmarks_manager.py:87 Fetching sightseeing landmarks...\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nINFO     src.utils.landmarks_manager:landmarks_manager.py:90 Found 9 sightseeing landmarks\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nINFO     src.utils.cluster_manager:cluster_manager.py:145 Found 0 sightseeing clusters.\nINFO     src.main:main.py:125 Fetched 7 landmarks in  \t: 0.004 seconds\nDEBUG    src.optimization.optimizer:optimizer.py:597 First results are out. Looking out for circles and correcting...\nINFO     src.optimization.optimizer:optimizer.py:637 Re-optimized 0 times, objective value : 455\nDEBUG    src.optimization.refiner:refiner.py:345 Using 4 minor landmarks around the predicted path\nDEBUG    src.optimization.optimizer:optimizer.py:597 First results are out. Looking out for circles and correcting...\nINFO     src.optimization.optimizer:optimizer.py:637 Re-optimized 0 times, objective value : 455\nDEBUG    src.main:main.py:151 First stage optimization\t: 0.028 seconds\nDEBUG    src.main:main.py:152 Second stage optimization\t: 0.022 seconds\nINFO     src.main:main.py:153 Total computation time\t: 0.05 seconds\nINFO     src.main:main.py:158 Generated a trip of 23 minutes with 4 landmarks in 0.054 seconds.\nDEBUG    src.main:main.py:159 Detailed trip :\n\tLandmark(start): [start @(48.084588, 7.280405), score=0, time_to_next=6]\n\tLandmark(sightseeing): [H\u00f4tel de ville @(48.0874108, 7.2779686), score=238, time_to_next=1]\n\tLandmark(sightseeing): [H\u00f4tel des Deux-Clefs @(48.0871764, 7.2776559), score=217, time_to_next=6]\n\tLandmark(finish): [finish @(48.084588, 7.280405), score=0]\nDEBUG    src.payments.supabase:supabase.py:100 Credit balance successfully decremented.\nDEBUG    src.payments.supabase:supabase.py:143 Credit balance successfully incremented.\n\n&#34;}], &#34;src/tests/test_main.py::test_bellecour&#34;: [{&#34;extras&#34;: [], &#34;result&#34;: &#34;Passed&#34;, &#34;testId&#34;: &#34;src/tests/test_main.py::test_bellecour&#34;, &#34;resultsTableRow&#34;: [&#34;&lt;td class=\&#34;col-result\&#34;&gt;Passed&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-testId\&#34;&gt;src/tests/test_main.py::test_bellecour&lt;/td&gt;&#34;, &#34;&lt;td&gt;start (0 | 0) - 4 - Vue sous-terraine du Parking des C\u00e9lestins (565 | 10) - 6 - Cath\u00e9drale Saint-Jean (347 | 10) - 5 - Vieux Lyon (675 | 20) - 2 - Temple du Change (304 | 5) - 13 - Esplanade (1748 | 10) - 2 - Fourvi\u00e8re (1785 | 20) - 19 - finish (0 | 0) - 0&lt;/td&gt;&#34;, &#34;&lt;td&gt;126 min&lt;/td&gt;&#34;, &#34;&lt;td&gt;120 min&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-duration\&#34;&gt;00:00:13&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-links\&#34;&gt;&lt;/td&gt;&#34;], &#34;log&#34;: &#34;------------------------------ Captured log call -------------------------------\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\nDEBUG    src.main:main.py:65 user id: e6dae20d-50ed-4241-8e16-af1ad1f3572f\nDEBUG    src.payments.supabase:supabase.py:53 Credits of user e6dae20d-50ed-4241-8e16-af1ad1f3572f: 999999\nINFO     src.payments.supabase:supabase.py:56 Credit balance is positive. Proceeding with trip generation\nINFO     src.main:main.py:88 No end coordinates provided. Using start=end.\nDEBUG    src.utils.landmarks_manager:landmarks_manager.py:75 Starting to fetch landmarks...\nDEBUG    src.utils.landmarks_manager:landmarks_manager.py:87 Fetching sightseeing landmarks...\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nINFO     src.utils.landmarks_manager:landmarks_manager.py:90 Found 162 sightseeing landmarks\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nINFO     src.utils.cluster_manager:cluster_manager.py:137 Found 3 different sightseeing clusters.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.utils.landmarks_manager:landmarks_manager.py:99 Fetching nature landmarks...\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nINFO     src.utils.landmarks_manager:landmarks_manager.py:102 Found 91 nature landmarks\nDEBUG    src.utils.landmarks_manager:landmarks_manager.py:107 Fetching shopping landmarks...\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nINFO     src.utils.landmarks_manager:landmarks_manager.py:109 Found 10 shopping landmarks\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nINFO     src.utils.cluster_manager:cluster_manager.py:137 Found 5 different shopping clusters.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nINFO     src.main:main.py:125 Fetched 234 landmarks in  \t: 0.069 seconds\nDEBUG    src.optimization.optimizer:optimizer.py:597 First results are out. Looking out for circles and correcting...\nINFO     src.optimization.optimizer:optimizer.py:637 Re-optimized 16 times, objective value : 3638\nDEBUG    src.optimization.refiner:refiner.py:345 Using 15 minor landmarks around the predicted path\nDEBUG    src.optimization.optimizer:optimizer.py:597 First results are out. Looking out for circles and correcting...\nINFO     src.optimization.optimizer:optimizer.py:637 Re-optimized 6 times, objective value : 5424\nDEBUG    src.main:main.py:151 First stage optimization\t: 10.779 seconds\nDEBUG    src.main:main.py:152 Second stage optimization\t: 1.549 seconds\nINFO     src.main:main.py:153 Total computation time\t: 12.328 seconds\nINFO     src.main:main.py:158 Generated a trip of 126 minutes with 8 landmarks in 12.397 seconds.\nDEBUG    src.main:main.py:159 Detailed trip :\n\tLandmark(start): [start @(45.7576485, 4.8330241), score=0, time_to_next=4]\n\tLandmark(nature): [Vue sous-terraine du Parking des C\u00e9lestins @(45.7597666, 4.8318664), score=565, time_to_next=6]\n\tLandmark(sightseeing): [Cath\u00e9drale Saint-Jean @(45.760715, 4.8274333), score=347, time_to_next=5]\n\tLandmark(sightseeing): [Vieux Lyon @(45.763239, 4.8276019), score=675, time_to_next=2]\n\tLandmark(sightseeing): [Temple du Change @(45.7644769, 4.827924), score=304, time_to_next=13]\n\tLandmark(nature): [Esplanade @(45.7603525, 4.8205849), score=1748, time_to_next=2]\n\tLandmark(sightseeing): [Fourvi\u00e8re @(45.7596274, 4.819224), score=1785, time_to_next=19]\n\tLandmark(finish): [finish @(45.7576485, 4.8330241), score=0]\nDEBUG    src.payments.supabase:supabase.py:100 Credit balance successfully decremented.\nDEBUG    src.payments.supabase:supabase.py:143 Credit balance successfully incremented.\n\n&#34;}], &#34;src/tests/test_main.py::test_cologne&#34;: [{&#34;extras&#34;: [], &#34;result&#34;: &#34;Passed&#34;, &#34;testId&#34;: &#34;src/tests/test_main.py::test_cologne&#34;, &#34;resultsTableRow&#34;: [&#34;&lt;td class=\&#34;col-result\&#34;&gt;Passed&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-testId\&#34;&gt;src/tests/test_main.py::test_cologne&lt;/td&gt;&#34;, &#34;&lt;td&gt;start (0 | 0) - 2 - Excelsior Hotel Ernst (793 | 5) - 2 - St.Andreas (474 | 5) - 4 - K\u00f6lner Dom (1474 | 10) - 5 - Rathaus (Spanischer Bau) (406 | 5) - 8 - St. Maria im Kapitol (474 | 5) - 6 - St. Maria Lyskirchen (496 | 5) - 11 - Finanzamt K\u00f6ln-Mitte (437 | 5) - 3 - Wasserturm Hotel Cologne (696 | 5) - 5 - St. Peter (404 | 5) - 1 - St. C\u00e4cilien (409 | 5) - 4 - AntoniterCityKirche (409 | 5) - 2 - Au\u00dfenspielst\u00e4tte am Offenbachplatz (461 | 5) - 2 - Schauspielhaus K\u00f6ln (477 | 5) - 1 - Oper der Stadt K\u00f6ln (601 | 5) - 3 - Galeria (531 | 30) - 4 - Kreissparkasse K\u00f6ln (696 | 5) - 2 - St. Aposteln (619 | 5) - 29 - St. Kunibert (518 | 5) - 17 - K\u00f6ln Triangle (8744 | 10) - 18 - finish (0 | 0) - 0&lt;/td&gt;&#34;, &#34;&lt;td&gt;259 min&lt;/td&gt;&#34;, &#34;&lt;td&gt;240 min&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-duration\&#34;&gt;00:00:04&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-links\&#34;&gt;&lt;/td&gt;&#34;], &#34;log&#34;: &#34;------------------------------ Captured log call -------------------------------\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\nDEBUG    src.main:main.py:65 user id: e6dae20d-50ed-4241-8e16-af1ad1f3572f\nDEBUG    src.payments.supabase:supabase.py:53 Credits of user e6dae20d-50ed-4241-8e16-af1ad1f3572f: 999999\nINFO     src.payments.supabase:supabase.py:56 Credit balance is positive. Proceeding with trip generation\nINFO     src.main:main.py:88 No end coordinates provided. Using start=end.\nDEBUG    src.utils.landmarks_manager:landmarks_manager.py:75 Starting to fetch landmarks...\nDEBUG    src.utils.landmarks_manager:landmarks_manager.py:87 Fetching sightseeing landmarks...\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nINFO     src.utils.landmarks_manager:landmarks_manager.py:90 Found 275 sightseeing landmarks\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nINFO     src.utils.cluster_manager:cluster_manager.py:145 Found 0 sightseeing clusters.\nDEBUG    src.utils.landmarks_manager:landmarks_manager.py:99 Fetching nature landmarks...\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nINFO     src.utils.landmarks_manager:landmarks_manager.py:102 Found 61 nature landmarks\nDEBUG    src.utils.landmarks_manager:landmarks_manager.py:107 Fetching shopping landmarks...\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nINFO     src.utils.landmarks_manager:landmarks_manager.py:109 Found 5 shopping landmarks\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nINFO     src.utils.cluster_manager:cluster_manager.py:137 Found 4 different shopping clusters.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nINFO     src.main:main.py:125 Fetched 262 landmarks in  \t: 0.097 seconds\nDEBUG    src.optimization.optimizer:optimizer.py:597 First results are out. Looking out for circles and correcting...\nINFO     src.optimization.optimizer:optimizer.py:637 Re-optimized 3 times, objective value : 16234\nDEBUG    src.optimization.refiner:refiner.py:345 Using 15 minor landmarks around the predicted path\nDEBUG    src.optimization.optimizer:optimizer.py:597 First results are out. Looking out for circles and correcting...\nINFO     src.optimization.optimizer:optimizer.py:637 Re-optimized 4 times, objective value : 19119\nDEBUG    src.main:main.py:151 First stage optimization\t: 2.009 seconds\nDEBUG    src.main:main.py:152 Second stage optimization\t: 1.301 seconds\nINFO     src.main:main.py:153 Total computation time\t: 3.309 seconds\nINFO     src.main:main.py:158 Generated a trip of 259 minutes with 21 landmarks in 3.407 seconds.\nDEBUG    src.main:main.py:159 Detailed trip :\n\tLandmark(start): [start @(50.942352665, 6.957777972392), score=0, time_to_next=2]\n\tLandmark(sightseeing): [Excelsior Hotel Ernst @(50.9421627, 6.9563448), score=793, time_to_next=2]\n\tLandmark(sightseeing): [St.Andreas @(50.9419526, 6.9548971), score=474, time_to_next=4, secondary]\n\tLandmark(sightseeing): [K\u00f6lner Dom @(50.941307, 6.9581112), score=1474, time_to_next=5]\n\tLandmark(sightseeing): [Rathaus (Spanischer Bau) @(50.9386624, 6.95873), score=406, time_to_next=8, secondary]\n\tLandmark(sightseeing): [St. Maria im Kapitol @(50.9346002, 6.9584053), score=474, time_to_next=6, secondary]\n\tLandmark(sightseeing): [St. Maria Lyskirchen @(50.9330078, 6.9626097), score=496, time_to_next=11]\n\tLandmark(sightseeing): [Finanzamt K\u00f6ln-Mitte @(50.9311327, 6.9538126), score=437, time_to_next=3, secondary]\n\tLandmark(sightseeing): [Wasserturm Hotel Cologne @(50.9316123, 6.951728), score=696, time_to_next=5]\n\tLandmark(sightseeing): [St. Peter @(50.9343733, 6.951778), score=404, time_to_next=1, secondary]\n\tLandmark(sightseeing): [St. C\u00e4cilien @(50.9346933, 6.9516966), score=409, time_to_next=4, secondary]\n\tLandmark(sightseeing): [AntoniterCityKirche @(50.9362752, 6.9531374), score=409, time_to_next=2, secondary]\n\tLandmark(sightseeing): [Au\u00dfenspielst\u00e4tte am Offenbachplatz @(50.9373497, 6.9522231), score=461, time_to_next=2, secondary]\n\tLandmark(sightseeing): [Schauspielhaus K\u00f6ln @(50.9374189, 6.9507855), score=477, time_to_next=1, secondary]\n\tLandmark(sightseeing): [Oper der Stadt K\u00f6ln @(50.9379922, 6.9512598), score=601, time_to_next=3]\n\tLandmark(shopping): [Galeria @(50.9383052, 6.9486428), score=531, time_to_next=4]\n\tLandmark(sightseeing): [Kreissparkasse K\u00f6ln @(50.9369529, 6.9464245), score=696, time_to_next=2]\n\tLandmark(sightseeing): [St. Aposteln @(50.9366002, 6.9449933), score=619, time_to_next=29]\n\tLandmark(sightseeing): [St. Kunibert @(50.9467494, 6.9626688), score=518, time_to_next=17]\n\tLandmark(nature): [K\u00f6ln Triangle @(50.9403874, 6.9718004), score=8744, time_to_next=18]\n\tLandmark(finish): [finish @(50.942352665, 6.957777972392), score=0]\nDEBUG    src.payments.supabase:supabase.py:100 Credit balance successfully decremented.\nDEBUG    src.payments.supabase:supabase.py:143 Credit balance successfully incremented.\n\n&#34;}], &#34;src/tests/test_main.py::test_strasbourg&#34;: [{&#34;extras&#34;: [], &#34;result&#34;: &#34;Passed&#34;, &#34;testId&#34;: &#34;src/tests/test_main.py::test_strasbourg&#34;, &#34;resultsTableRow&#34;: [&#34;&lt;td class=\&#34;col-result\&#34;&gt;Passed&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-testId\&#34;&gt;src/tests/test_main.py::test_strasbourg&lt;/td&gt;&#34;, &#34;&lt;td&gt;start (0 | 0) - 7 - Monument du G\u00e9n\u00e9ral Kl\u00e9ber (176 | 5) - 4 - \u00c9glise protestante Saint-Pierre-le-Jeune (260 | 5) - 2 - Foss\u00e9 du Faux-Rempart (226 | 5) - 8 - Palais du Rhin (529 | 5) - 9 - \u00c9glise Saint-\u00c9tienne (194 | 5) - 4 - De la Grande \u00eele \u00e0 la Neustadt (414 | 5) - 4 - H\u00f4tel de Ville (295 | 5) - 5 - Grande \u00cele (259 | 5) - 19 - Centre Administratif Ville et Eurom\u00e9tropole de Strasbourg (405 | 5) - 15 - \u00c9glise protestante Saint-Thomas (227 | 5) - 2 - Circuit \u00ab Petite France \u00bb (414 | 5) - 3 - D\u00fcntzm\u00fchlkanal (174 | 5) - 6 - Barrage Vauban (391 | 5) - 10 - \u00c9glise Catholique Saint-Jean-Baptiste (211 | 5) - 7 - Toit du Parking Wodli (787 | 10) - 7 - finish (0 | 0) - 0&lt;/td&gt;&#34;, &#34;&lt;td&gt;192 min&lt;/td&gt;&#34;, &#34;&lt;td&gt;180 min&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-duration\&#34;&gt;00:00:09&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-links\&#34;&gt;&lt;/td&gt;&#34;], &#34;log&#34;: &#34;------------------------------ Captured log call -------------------------------\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\nDEBUG    src.main:main.py:65 user id: e6dae20d-50ed-4241-8e16-af1ad1f3572f\nDEBUG    src.payments.supabase:supabase.py:53 Credits of user e6dae20d-50ed-4241-8e16-af1ad1f3572f: 999999\nINFO     src.payments.supabase:supabase.py:56 Credit balance is positive. Proceeding with trip generation\nINFO     src.main:main.py:88 No end coordinates provided. Using start=end.\nDEBUG    src.utils.landmarks_manager:landmarks_manager.py:75 Starting to fetch landmarks...\nDEBUG    src.utils.landmarks_manager:landmarks_manager.py:87 Fetching sightseeing landmarks...\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nINFO     src.utils.landmarks_manager:landmarks_manager.py:90 Found 79 sightseeing landmarks\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nINFO     src.utils.cluster_manager:cluster_manager.py:145 Found 0 sightseeing clusters.\nDEBUG    src.utils.landmarks_manager:landmarks_manager.py:99 Fetching nature landmarks...\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nINFO     src.utils.landmarks_manager:landmarks_manager.py:102 Found 114 nature landmarks\nDEBUG    src.utils.landmarks_manager:landmarks_manager.py:107 Fetching shopping landmarks...\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nINFO     src.utils.landmarks_manager:landmarks_manager.py:109 Found 3 shopping landmarks\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nINFO     src.utils.cluster_manager:cluster_manager.py:137 Found 2 different shopping clusters.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nINFO     src.main:main.py:125 Fetched 125 landmarks in  \t: 0.037 seconds\nDEBUG    src.optimization.optimizer:optimizer.py:597 First results are out. Looking out for circles and correcting...\nINFO     src.optimization.optimizer:optimizer.py:637 Re-optimized 18 times, objective value : 3854\nDEBUG    src.optimization.refiner:refiner.py:345 Using 15 minor landmarks around the predicted path\nDEBUG    src.optimization.optimizer:optimizer.py:597 First results are out. Looking out for circles and correcting...\nINFO     src.optimization.optimizer:optimizer.py:637 Re-optimized 4 times, objective value : 4962\nDEBUG    src.main:main.py:151 First stage optimization\t: 7.338 seconds\nDEBUG    src.main:main.py:152 Second stage optimization\t: 1.192 seconds\nINFO     src.main:main.py:153 Total computation time\t: 8.53 seconds\nINFO     src.main:main.py:158 Generated a trip of 192 minutes with 17 landmarks in 8.568 seconds.\nDEBUG    src.main:main.py:159 Detailed trip :\n\tLandmark(start): [start @(48.5846589226, 7.74078715721), score=0, time_to_next=7]\n\tLandmark(sightseeing): [Monument du G\u00e9n\u00e9ral Kl\u00e9ber @(48.5833724, 7.7457745), score=176, time_to_next=4, secondary]\n\tLandmark(sightseeing): [\u00c9glise protestante Saint-Pierre-le-Jeune @(48.5855301, 7.7465472), score=260, time_to_next=2]\n\tLandmark(nature): [Foss\u00e9 du Faux-Rempart @(48.5847062, 7.7478973), score=226, time_to_next=8, secondary]\n\tLandmark(sightseeing): [Palais du Rhin @(48.5876327, 7.7525605), score=529, time_to_next=9]\n\tLandmark(sightseeing): [\u00c9glise Saint-\u00c9tienne @(48.5834519, 7.7558552), score=194, time_to_next=4, secondary]\n\tLandmark(sightseeing): [De la Grande \u00eele \u00e0 la Neustadt @(48.5849416, 7.7539938), score=414, time_to_next=4]\n\tLandmark(sightseeing): [H\u00f4tel de Ville @(48.5846612, 7.7506403), score=295, time_to_next=5]\n\tLandmark(sightseeing): [Grande \u00cele @(48.5829351, 7.747696), score=259, time_to_next=19]\n\tLandmark(sightseeing): [Centre Administratif Ville et Eurom\u00e9tropole de Strasbourg @(48.5733899, 7.7520803), score=405, time_to_next=15]\n\tLandmark(sightseeing): [\u00c9glise protestante Saint-Thomas @(48.5796572, 7.7456235), score=227, time_to_next=2]\n\tLandmark(sightseeing): [Circuit \u00ab Petite France \u00bb @(48.5807382, 7.7450251), score=414, time_to_next=3]\n\tLandmark(nature): [D\u00fcntzm\u00fchlkanal @(48.5804058, 7.7427345), score=174, time_to_next=6, secondary]\n\tLandmark(sightseeing): [Barrage Vauban @(48.5795997, 7.7380036), score=391, time_to_next=10]\n\tLandmark(sightseeing): [\u00c9glise Catholique Saint-Jean-Baptiste @(48.584387, 7.7400892), score=211, time_to_next=7, secondary]\n\tLandmark(nature): [Toit du Parking Wodli @(48.5873136, 7.7369551), score=787, time_to_next=7]\n\tLandmark(finish): [finish @(48.5846589226, 7.74078715721), score=0]\nDEBUG    src.payments.supabase:supabase.py:100 Credit balance successfully decremented.\nDEBUG    src.payments.supabase:supabase.py:143 Credit balance successfully incremented.\n\n&#34;}], &#34;src/tests/test_main.py::test_zurich&#34;: [{&#34;extras&#34;: [], &#34;result&#34;: &#34;Passed&#34;, &#34;testId&#34;: &#34;src/tests/test_main.py::test_zurich&#34;, &#34;resultsTableRow&#34;: [&#34;&lt;td class=\&#34;col-result\&#34;&gt;Passed&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-testId\&#34;&gt;src/tests/test_main.py::test_zurich&lt;/td&gt;&#34;, &#34;&lt;td&gt;start (0 | 0) - 10 - Lindenhof (1018 | 10) - 4 - St. Peter (367 | 5) - 5 - Rathaus (249 | 30) - 5 - Predigerkirche (263 | 5) - 4 - Polyterrasse (355 | 10) - 12 - Grossm\u00fcnster (362 | 5) - 0 - Karlsturm (1874 | 10) - 7 - Quaibr\u00fccke (565 | 10) - 2 - B\u00fcrkliplatz (565 | 10) - 0 - Ganymed (217 | 5) - 7 - Fraum\u00fcnster (398 | 5) - 5 - Augustinerkirche (179 | 5) - 12 - finish (0 | 0) - 0&lt;/td&gt;&#34;, &#34;&lt;td&gt;183 min&lt;/td&gt;&#34;, &#34;&lt;td&gt;180 min&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-duration\&#34;&gt;00:00:05&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-links\&#34;&gt;&lt;/td&gt;&#34;], &#34;log&#34;: &#34;------------------------------ Captured log call -------------------------------\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\nDEBUG    src.main:main.py:65 user id: e6dae20d-50ed-4241-8e16-af1ad1f3572f\nDEBUG    src.payments.supabase:supabase.py:53 Credits of user e6dae20d-50ed-4241-8e16-af1ad1f3572f: 999999\nINFO     src.payments.supabase:supabase.py:56 Credit balance is positive. Proceeding with trip generation\nINFO     src.main:main.py:88 No end coordinates provided. Using start=end.\nDEBUG    src.utils.landmarks_manager:landmarks_manager.py:75 Starting to fetch landmarks...\nDEBUG    src.utils.landmarks_manager:landmarks_manager.py:87 Fetching sightseeing landmarks...\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nINFO     src.utils.landmarks_manager:landmarks_manager.py:90 Found 84 sightseeing landmarks\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nINFO     src.utils.cluster_manager:cluster_manager.py:145 Found 0 sightseeing clusters.\nDEBUG    src.utils.landmarks_manager:landmarks_manager.py:99 Fetching nature landmarks...\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nINFO     src.utils.landmarks_manager:landmarks_manager.py:102 Found 63 nature landmarks\nDEBUG    src.utils.landmarks_manager:landmarks_manager.py:107 Fetching shopping landmarks...\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nINFO     src.utils.landmarks_manager:landmarks_manager.py:109 Found 4 shopping landmarks\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nINFO     src.utils.cluster_manager:cluster_manager.py:137 Found 3 different shopping clusters.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nINFO     src.main:main.py:125 Fetched 144 landmarks in  \t: 0.035 seconds\nDEBUG    src.optimization.optimizer:optimizer.py:597 First results are out. Looking out for circles and correcting...\nINFO     src.optimization.optimizer:optimizer.py:637 Re-optimized 5 times, objective value : 7088\nDEBUG    src.optimization.refiner:refiner.py:345 Using 15 minor landmarks around the predicted path\nDEBUG    src.optimization.optimizer:optimizer.py:597 First results are out. Looking out for circles and correcting...\nINFO     src.optimization.optimizer:optimizer.py:637 Re-optimized 5 times, objective value : 6412\nDEBUG    src.main:main.py:151 First stage optimization\t: 2.838 seconds\nDEBUG    src.main:main.py:152 Second stage optimization\t: 1.638 seconds\nINFO     src.main:main.py:153 Total computation time\t: 4.476 seconds\nINFO     src.main:main.py:158 Generated a trip of 183 minutes with 14 landmarks in 4.512 seconds.\nDEBUG    src.main:main.py:159 Detailed trip :\n\tLandmark(start): [start @(47.377884227, 8.5395114066), score=0, time_to_next=10]\n\tLandmark(nature): [Lindenhof @(47.3730646, 8.5413876), score=1018, time_to_next=4]\n\tLandmark(sightseeing): [St. Peter @(47.3710878, 8.540745), score=367, time_to_next=5]\n\tLandmark(shopping): [Rathaus @(47.3716452, 8.5442661), score=249, time_to_next=5]\n\tLandmark(sightseeing): [Predigerkirche @(47.3738902, 8.545494), score=263, time_to_next=4]\n\tLandmark(nature): [Polyterrasse @(47.3760957, 8.5465161), score=355, time_to_next=12]\n\tLandmark(sightseeing): [Grossm\u00fcnster @(47.3701027, 8.5439722), score=362]\n\tLandmark(nature): [Karlsturm @(47.3701486, 8.5436792), score=1874, time_to_next=7]\n\tLandmark(nature): [Quaibr\u00fccke @(47.3666263, 8.5424316), score=565, time_to_next=2]\n\tLandmark(nature): [B\u00fcrkliplatz @(47.3661525, 8.5415251), score=565]\n\tLandmark(sightseeing): [Ganymed @(47.3660139, 8.5412137), score=217, time_to_next=7, secondary]\n\tLandmark(sightseeing): [Fraum\u00fcnster @(47.3697135, 8.5412029), score=398, time_to_next=5]\n\tLandmark(sightseeing): [Augustinerkirche @(47.371808, 8.5394106), score=179, time_to_next=12, secondary]\n\tLandmark(finish): [finish @(47.377884227, 8.5395114066), score=0]\nDEBUG    src.payments.supabase:supabase.py:100 Credit balance successfully decremented.\nDEBUG    src.payments.supabase:supabase.py:143 Credit balance successfully incremented.\n\n&#34;}], &#34;src/tests/test_main.py::test_paris&#34;: [{&#34;extras&#34;: [], &#34;result&#34;: &#34;Passed&#34;, &#34;testId&#34;: &#34;src/tests/test_main.py::test_paris&#34;, &#34;resultsTableRow&#34;: [&#34;&lt;td class=\&#34;col-result\&#34;&gt;Passed&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-testId\&#34;&gt;src/tests/test_main.py::test_paris&lt;/td&gt;&#34;, &#34;&lt;td&gt;start (0 | 0) - 3 - Palais de Justice de Paris (531 | 5) - 1 - Sainte-Chapelle (1102 | 60) - 7 - Tour Saint-Jacques (793 | 5) - 3 - \u00c9glise Saint-Merri (397 | 5) - 3 - Centre Georges Pompidou (1118 | 5) - 13 - La Samaritaine (416 | 5) - 6 - Temple de l&#39;Oratoire du Louvre (630 | 5) - 6 - Palais du Louvre (891 | 5) - 3 - Tunnel des Tuileries (506 | 5) - 18 - \u00c9glise Saint-Sulpice (498 | 5) - 20 - Cath\u00e9drale Notre-Dame de Paris (1469 | 10) - 10 - finish (0 | 0) - 0&lt;/td&gt;&#34;, &#34;&lt;td&gt;208 min&lt;/td&gt;&#34;, &#34;&lt;td&gt;200 min&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-duration\&#34;&gt;00:00:04&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-links\&#34;&gt;&lt;/td&gt;&#34;], &#34;log&#34;: &#34;------------------------------ Captured log call -------------------------------\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\nDEBUG    src.main:main.py:65 user id: e6dae20d-50ed-4241-8e16-af1ad1f3572f\nDEBUG    src.payments.supabase:supabase.py:53 Credits of user e6dae20d-50ed-4241-8e16-af1ad1f3572f: 999999\nINFO     src.payments.supabase:supabase.py:56 Credit balance is positive. Proceeding with trip generation\nINFO     src.main:main.py:88 No end coordinates provided. Using start=end.\nDEBUG    src.utils.landmarks_manager:landmarks_manager.py:75 Starting to fetch landmarks...\nDEBUG    src.utils.landmarks_manager:landmarks_manager.py:87 Fetching sightseeing landmarks...\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nINFO     src.utils.landmarks_manager:landmarks_manager.py:90 Found 428 sightseeing landmarks\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nINFO     src.utils.cluster_manager:cluster_manager.py:145 Found 0 sightseeing clusters.\nDEBUG    src.utils.landmarks_manager:landmarks_manager.py:107 Fetching shopping landmarks...\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nINFO     src.utils.landmarks_manager:landmarks_manager.py:109 Found 12 shopping landmarks\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nINFO     src.utils.cluster_manager:cluster_manager.py:137 Found 17 different shopping clusters.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nINFO     src.main:main.py:125 Fetched 364 landmarks in  \t: 0.086 seconds\nDEBUG    src.optimization.optimizer:optimizer.py:597 First results are out. Looking out for circles and correcting...\nINFO     src.optimization.optimizer:optimizer.py:637 Re-optimized 2 times, objective value : 9244\nDEBUG    src.optimization.refiner:refiner.py:345 Using 15 minor landmarks around the predicted path\nDEBUG    src.optimization.optimizer:optimizer.py:597 First results are out. Looking out for circles and correcting...\nINFO     src.optimization.optimizer:optimizer.py:637 Re-optimized 7 times, objective value : 8351\nDEBUG    src.main:main.py:151 First stage optimization\t: 1.799 seconds\nDEBUG    src.main:main.py:152 Second stage optimization\t: 1.701 seconds\nINFO     src.main:main.py:153 Total computation time\t: 3.5 seconds\nINFO     src.main:main.py:158 Generated a trip of 208 minutes with 13 landmarks in 3.586 seconds.\nDEBUG    src.main:main.py:159 Detailed trip :\n\tLandmark(start): [start @(48.85468881798671, 2.3423925755998374), score=0, time_to_next=3]\n\tLandmark(sightseeing): [Palais de Justice de Paris @(48.8556537, 2.3446072), score=531, time_to_next=1]\n\tLandmark(sightseeing): [Sainte-Chapelle @(48.8553966, 2.3450136), score=1102, time_to_next=7]\n\tLandmark(sightseeing): [Tour Saint-Jacques @(48.8579983, 2.3489178), score=793, time_to_next=3]\n\tLandmark(sightseeing): [\u00c9glise Saint-Merri @(48.8590777, 2.3508448), score=397, time_to_next=3, secondary]\n\tLandmark(sightseeing): [Centre Georges Pompidou @(48.8605235, 2.3524395), score=1118, time_to_next=13]\n\tLandmark(sightseeing): [La Samaritaine @(48.8592672, 2.3424349), score=416, time_to_next=6]\n\tLandmark(sightseeing): [Temple de l&amp;#x27;Oratoire du Louvre @(48.8616725, 2.3400059), score=630, time_to_next=6]\n\tLandmark(sightseeing): [Palais du Louvre @(48.8614768, 2.3351677), score=891, time_to_next=3]\n\tLandmark(sightseeing): [Tunnel des Tuileries @(48.8600483, 2.3345554), score=506, time_to_next=18]\n\tLandmark(sightseeing): [\u00c9glise Saint-Sulpice @(48.8509826, 2.3348577), score=498, time_to_next=20]\n\tLandmark(sightseeing): [Cath\u00e9drale Notre-Dame de Paris @(48.8529372, 2.3498701), score=1469, time_to_next=10]\n\tLandmark(finish): [finish @(48.85468881798671, 2.3423925755998374), score=0]\nDEBUG    src.payments.supabase:supabase.py:100 Credit balance successfully decremented.\nDEBUG    src.payments.supabase:supabase.py:143 Credit balance successfully incremented.\n\n&#34;}], &#34;src/tests/test_main.py::test_new_york&#34;: [{&#34;extras&#34;: [], &#34;result&#34;: &#34;Passed&#34;, &#34;testId&#34;: &#34;src/tests/test_main.py::test_new_york&#34;, &#34;resultsTableRow&#34;: [&#34;&lt;td class=\&#34;col-result\&#34;&gt;Passed&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-testId\&#34;&gt;src/tests/test_main.py::test_new_york&lt;/td&gt;&#34;, &#34;&lt;td&gt;start (0 | 0) - 14 - Capitale (810 | 5) - 10 - Columbus Park (738 | 5) - 4 - Collect Pond Park (555 | 5) - 10 - Tribeca Park (520 | 5) - 11 - Washington Market Park (606 | 5) - 8 - One World Observatory (1499 | 10) - 3 - 9/11 Memorial &amp; Museum (750 | 60) - 3 - One World Trade Center (840 | 5) - 15 - USCGC LILAC (575 | 5) - 12 - Albert Capsouto Park (519 | 5) - 1 - Duarte Square (783 | 5) - 15 - Saint Patrick&#39;s Old Cathedral (489 | 10) - 37 - Whitney Museum of American Art (546 | 60) - 6 - Southwest Overlook (787 | 10) - 2 - Northwest Overlook (565 | 10) - 2 - Southeast Overlook (787 | 10) - 4 - Free Public Stargazing (1874 | 10) - 28 - Union Square Park (738 | 5) - 10 - Flatiron Building (780 | 5) - 5 - Cathedral of St. Sava (575 | 10) - 4 - Madison Square Park (738 | 5) - 32 - finish (0 | 0) - 0&lt;/td&gt;&#34;, &#34;&lt;td&gt;486 min&lt;/td&gt;&#34;, &#34;&lt;td&gt;600 min&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-duration\&#34;&gt;00:00:04&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-links\&#34;&gt;&lt;/td&gt;&#34;], &#34;log&#34;: &#34;------------------------------ Captured log call -------------------------------\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\nDEBUG    src.main:main.py:65 user id: e6dae20d-50ed-4241-8e16-af1ad1f3572f\nDEBUG    src.payments.supabase:supabase.py:53 Credits of user e6dae20d-50ed-4241-8e16-af1ad1f3572f: 999999\nINFO     src.payments.supabase:supabase.py:56 Credit balance is positive. Proceeding with trip generation\nINFO     src.main:main.py:88 No end coordinates provided. Using start=end.\nDEBUG    src.utils.landmarks_manager:landmarks_manager.py:75 Starting to fetch landmarks...\nDEBUG    src.utils.landmarks_manager:landmarks_manager.py:87 Fetching sightseeing landmarks...\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nINFO     src.utils.landmarks_manager:landmarks_manager.py:90 Found 137 sightseeing landmarks\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nINFO     src.utils.cluster_manager:cluster_manager.py:145 Found 0 sightseeing clusters.\nDEBUG    src.utils.landmarks_manager:landmarks_manager.py:99 Fetching nature landmarks...\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nINFO     src.utils.landmarks_manager:landmarks_manager.py:102 Found 132 nature landmarks\nDEBUG    src.utils.landmarks_manager:landmarks_manager.py:107 Fetching shopping landmarks...\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nINFO     src.utils.landmarks_manager:landmarks_manager.py:109 Found 4 shopping landmarks\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nINFO     src.utils.cluster_manager:cluster_manager.py:137 Found 5 different shopping clusters.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 2/2 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nINFO     src.main:main.py:125 Fetched 266 landmarks in  \t: 0.054 seconds\nDEBUG    src.optimization.optimizer:optimizer.py:597 First results are out. Looking out for circles and correcting...\nINFO     src.optimization.optimizer:optimizer.py:637 Re-optimized 10 times, objective value : 9337\nDEBUG    src.optimization.refiner:refiner.py:345 Using 15 minor landmarks around the predicted path\nDEBUG    src.optimization.optimizer:optimizer.py:597 First results are out. Looking out for circles and correcting...\nINFO     src.optimization.optimizer:optimizer.py:637 Re-optimized 5 times, objective value : 16074\nDEBUG    src.main:main.py:151 First stage optimization\t: 3.764 seconds\nDEBUG    src.main:main.py:152 Second stage optimization\t: 0.395 seconds\nINFO     src.main:main.py:153 Total computation time\t: 4.159 seconds\nINFO     src.main:main.py:158 Generated a trip of 486 minutes with 23 landmarks in 4.214 seconds.\nDEBUG    src.main:main.py:159 Detailed trip :\n\tLandmark(start): [start @(40.72592726802, -73.9920434795), score=0, time_to_next=14]\n\tLandmark(sightseeing): [Capitale @(40.7189209, -73.9951923), score=810, time_to_next=10]\n\tLandmark(nature): [Columbus Park @(40.715093, -74.0000527), score=738, time_to_next=4]\n\tLandmark(nature): [Collect Pond Park @(40.716296, -74.0018559), score=555, time_to_next=10, secondary]\n\tLandmark(nature): [Tribeca Park @(40.7202231, -74.0057003), score=520, time_to_next=11, secondary]\n\tLandmark(nature): [Washington Market Park @(40.7170293, -74.0116432), score=606, time_to_next=8, secondary]\n\tLandmark(nature): [One World Observatory @(40.712949, -74.0130438), score=1499, time_to_next=3]\n\tLandmark(sightseeing): [9/11 Memorial &amp;amp; Museum @(40.711456, -74.0127418), score=750, time_to_next=3]\n\tLandmark(sightseeing): [One World Trade Center @(40.7129993, -74.0131894), score=840, time_to_next=15]\n\tLandmark(sightseeing): [USCGC LILAC @(40.7205271, -74.0140293), score=575, time_to_next=12, secondary]\n\tLandmark(nature): [Albert Capsouto Park @(40.7220728, -74.0058909), score=519, time_to_next=1, secondary]\n\tLandmark(nature): [Duarte Square @(40.7225426, -74.005495), score=783, time_to_next=15]\n\tLandmark(sightseeing): [Saint Patrick&amp;#x27;s Old Cathedral @(40.723587, -73.995193), score=489, time_to_next=37, secondary]\n\tLandmark(sightseeing): [Whitney Museum of American Art @(40.739633, -74.0089385), score=546, time_to_next=6, secondary]\n\tLandmark(nature): [Southwest Overlook @(40.7418434, -74.0113521), score=787, time_to_next=2]\n\tLandmark(nature): [Northwest Overlook @(40.7425714, -74.0108254), score=565, time_to_next=2, secondary]\n\tLandmark(nature): [Southeast Overlook @(40.7416246, -74.0102566), score=787, time_to_next=4]\n\tLandmark(nature): [Free Public Stargazing @(40.740586, -74.0081171), score=1874, time_to_next=28]\n\tLandmark(nature): [Union Square Park @(40.7358088, -73.9904565), score=738, time_to_next=10]\n\tLandmark(sightseeing): [Flatiron Building @(40.74103, -73.9896864), score=780, time_to_next=5]\n\tLandmark(sightseeing): [Cathedral of St. Sava @(40.7437614, -73.989894), score=575, time_to_next=4, secondary]\n\tLandmark(nature): [Madison Square Park @(40.7421868, -73.987872), score=738, time_to_next=32]\n\tLandmark(finish): [finish @(40.72592726802, -73.9920434795), score=0]\nDEBUG    src.payments.supabase:supabase.py:100 Credit balance successfully decremented.\nDEBUG    src.payments.supabase:supabase.py:143 Credit balance successfully incremented.\n\n&#34;}], &#34;src/tests/test_main.py::test_shopping&#34;: [{&#34;extras&#34;: [], &#34;result&#34;: &#34;Failed&#34;, &#34;testId&#34;: &#34;src/tests/test_main.py::test_shopping&#34;, &#34;resultsTableRow&#34;: [&#34;&lt;td class=\&#34;col-result\&#34;&gt;Failed&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-testId\&#34;&gt;src/tests/test_main.py::test_shopping&lt;/td&gt;&#34;, &#34;&lt;td&gt;start (0 | 0) - 5 - Grand H\u00f4tel-Dieu (546 | 30) - 8 - Cordeliers (810 | 30) - 17 - Shopping Area (156 | 30) - 13 - Halles de Lyon Paul Bocuse (272 | 30) - 8 - HEMA (156 | 30) - 2 - Westfield La Part-Dieu (546 | 30) - 19 - Chinatown (129 | 30) - 16 - finish (0 | 0) - 0&lt;/td&gt;&#34;, &#34;&lt;td&gt;298 min&lt;/td&gt;&#34;, &#34;&lt;td&gt;240 min&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-duration\&#34;&gt;00:00:01&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-links\&#34;&gt;&lt;/td&gt;&#34;], &#34;log&#34;: &#34;client = &amp;lt;starlette.testclient.TestClient object at 0x7bc35946b410&amp;gt;\nrequest = &amp;lt;FixtureRequest for &amp;lt;Function test_shopping&amp;gt;&amp;gt;\n\n    def test_shopping(client, request) :   # pylint: disable=redefined-outer-name\n        &amp;quot;&amp;quot;&amp;quot;\n        Test n\u00b08 : Custom test in Lyon centre to ensure shopping clusters are found.\n    \n        Args:\n            client:\n            request:\n        &amp;quot;&amp;quot;&amp;quot;\n        start_time = time.time()  # Start timer\n        duration_minutes = 240\n    \n        response = client.post(\n            &amp;quot;/trip/new&amp;quot;,\n            json={\n                &amp;quot;user_id&amp;quot;: USER_ID,\n                &amp;quot;preferences&amp;quot;: {&amp;quot;sightseeing&amp;quot;: {&amp;quot;type&amp;quot;: &amp;quot;sightseeing&amp;quot;, &amp;quot;score&amp;quot;: 0},\n                                &amp;quot;nature&amp;quot;: {&amp;quot;type&amp;quot;: &amp;quot;nature&amp;quot;, &amp;quot;score&amp;quot;: 0},\n                                &amp;quot;shopping&amp;quot;: {&amp;quot;type&amp;quot;: &amp;quot;shopping&amp;quot;, &amp;quot;score&amp;quot;: 5},\n                                &amp;quot;max_time_minute&amp;quot;: duration_minutes,\n                                &amp;quot;detour_tolerance_minute&amp;quot;: 0},\n                &amp;quot;start&amp;quot;: [45.7576485, 4.8330241]\n                }\n            )\n        result = response.json()\n        supabase.increment_credit_balance(user_id=USER_ID)\n        landmarks = load_trip_landmarks(client, result[&amp;#x27;first_landmark_uuid&amp;#x27;])\n    \n        # Get computation time\n        comp_time = time.time() - start_time\n    \n        # Add details to report\n        log_trip_details(request, landmarks, result[&amp;#x27;total_time&amp;#x27;], duration_minutes)\n    \n        # for elem in landmarks :\n        #     print(elem)\n    \n        # checks :\n        assert response.status_code == 200  # check for successful planning\n        assert comp_time &amp;lt; 30, f&amp;quot;Computation time exceeded 30 seconds: {comp_time:.2f} seconds&amp;quot;\n        assert duration_minutes*0.8 &amp;lt; result[&amp;#x27;total_time&amp;#x27;], f&amp;quot;Trip too short: {result[&amp;#x27;total_time&amp;#x27;]} instead of {duration_minutes}&amp;quot;\n&amp;gt;       assert duration_minutes*1.2 &amp;gt; result[&amp;#x27;total_time&amp;#x27;], f&amp;quot;Trip too long: {result[&amp;#x27;total_time&amp;#x27;]} instead of {duration_minutes}&amp;quot;\nE       AssertionError: Trip too long: 298 instead of 240\nE       assert (240 * 1.2) &amp;gt; 298\n\nsrc/tests/test_main.py:371: AssertionError\n\n------------------------------ Captured log call -------------------------------\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\nDEBUG    src.main:main.py:65 user id: e6dae20d-50ed-4241-8e16-af1ad1f3572f\nDEBUG    src.payments.supabase:supabase.py:53 Credits of user e6dae20d-50ed-4241-8e16-af1ad1f3572f: 999999\nINFO     src.payments.supabase:supabase.py:56 Credit balance is positive. Proceeding with trip generation\nINFO     src.main:main.py:88 No end coordinates provided. Using start=end.\nDEBUG    src.utils.landmarks_manager:landmarks_manager.py:75 Starting to fetch landmarks...\nDEBUG    src.utils.landmarks_manager:landmarks_manager.py:107 Fetching shopping landmarks...\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nINFO     src.utils.landmarks_manager:landmarks_manager.py:109 Found 10 shopping landmarks\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 4/4 quadrants.\nINFO     src.utils.cluster_manager:cluster_manager.py:137 Found 5 different shopping clusters.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nDEBUG    src.overpass.overpass:overpass.py:55 Cache hit for 1/1 quadrants.\nINFO     src.main:main.py:125 Fetched 13 landmarks in  \t: 0.013 seconds\nDEBUG    src.optimization.optimizer:optimizer.py:597 First results are out. Looking out for circles and correcting...\nINFO     src.optimization.optimizer:optimizer.py:637 Re-optimized 4 times, objective value : 2591\nDEBUG    src.optimization.refiner:refiner.py:345 Using 5 minor landmarks around the predicted path\nDEBUG    src.optimization.optimizer:optimizer.py:597 First results are out. Looking out for circles and correcting...\nINFO     src.optimization.optimizer:optimizer.py:637 Re-optimized 3 times, objective value : 2615\nDEBUG    src.main:main.py:151 First stage optimization\t: 0.451 seconds\nDEBUG    src.main:main.py:152 Second stage optimization\t: 0.733 seconds\nINFO     src.main:main.py:153 Total computation time\t: 1.184 seconds\nINFO     src.main:main.py:158 Generated a trip of 298 minutes with 9 landmarks in 1.197 seconds.\nDEBUG    src.main:main.py:159 Detailed trip :\n\tLandmark(start): [start @(45.7576485, 4.8330241), score=0, time_to_next=5]\n\tLandmark(shopping): [Grand H\u00f4tel-Dieu @(45.7586955, 4.8364597), score=546, time_to_next=8]\n\tLandmark(shopping): [Cordeliers @(45.7622486, 4.8337886), score=810, time_to_next=17]\n\tLandmark(shopping): [Shopping Area @(45.7673452, 4.8438683), score=156, time_to_next=13]\n\tLandmark(shopping): [Halles de Lyon Paul Bocuse @(45.7628282, 4.8505601), score=272, time_to_next=8]\n\tLandmark(shopping): [HEMA @(45.7619133, 4.8565239), score=156, time_to_next=2]\n\tLandmark(shopping): [Westfield La Part-Dieu @(45.761331, 4.855676), score=546, time_to_next=19]\n\tLandmark(shopping): [Chinatown @(45.7554934, 4.8444852), score=129, time_to_next=16]\n\tLandmark(finish): [finish @(45.7576485, 4.8330241), score=0]\nDEBUG    src.payments.supabase:supabase.py:100 Credit balance successfully decremented.\nDEBUG    src.payments.supabase:supabase.py:143 Credit balance successfully incremented.\n\n&#34;}], &#34;src/tests/test_toilets.py::test_invalid_input[location0-None-422]&#34;: [{&#34;extras&#34;: [], &#34;result&#34;: &#34;Passed&#34;, &#34;testId&#34;: &#34;src/tests/test_toilets.py::test_invalid_input[location0-None-422]&#34;, &#34;resultsTableRow&#34;: [&#34;&lt;td class=\&#34;col-result\&#34;&gt;Passed&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-testId\&#34;&gt;src/tests/test_toilets.py::test_invalid_input[location0-None-422]&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-duration\&#34;&gt;5 ms&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-links\&#34;&gt;&lt;/td&gt;&#34;], &#34;log&#34;: &#34;------------------------------ Captured log call -------------------------------\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\n\n&#34;}], &#34;src/tests/test_toilets.py::test_invalid_input[location1-None-422]&#34;: [{&#34;extras&#34;: [], &#34;result&#34;: &#34;Passed&#34;, &#34;testId&#34;: &#34;src/tests/test_toilets.py::test_invalid_input[location1-None-422]&#34;, &#34;resultsTableRow&#34;: [&#34;&lt;td class=\&#34;col-result\&#34;&gt;Passed&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-testId\&#34;&gt;src/tests/test_toilets.py::test_invalid_input[location1-None-422]&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-duration\&#34;&gt;4 ms&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-links\&#34;&gt;&lt;/td&gt;&#34;], &#34;log&#34;: &#34;------------------------------ Captured log call -------------------------------\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\n\n&#34;}], &#34;src/tests/test_toilets.py::test_invalid_input[location2-None-422]&#34;: [{&#34;extras&#34;: [], &#34;result&#34;: &#34;Passed&#34;, &#34;testId&#34;: &#34;src/tests/test_toilets.py::test_invalid_input[location2-None-422]&#34;, &#34;resultsTableRow&#34;: [&#34;&lt;td class=\&#34;col-result\&#34;&gt;Passed&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-testId\&#34;&gt;src/tests/test_toilets.py::test_invalid_input[location2-None-422]&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-duration\&#34;&gt;5 ms&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-links\&#34;&gt;&lt;/td&gt;&#34;], &#34;log&#34;: &#34;------------------------------ Captured log call -------------------------------\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\n\n&#34;}], &#34;src/tests/test_toilets.py::test_no_toilets[location0-200]&#34;: [{&#34;extras&#34;: [], &#34;result&#34;: &#34;Passed&#34;, &#34;testId&#34;: &#34;src/tests/test_toilets.py::test_no_toilets[location0-200]&#34;, &#34;resultsTableRow&#34;: [&#34;&lt;td class=\&#34;col-result\&#34;&gt;Passed&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-testId\&#34;&gt;src/tests/test_toilets.py::test_no_toilets[location0-200]&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-duration\&#34;&gt;403 ms&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-links\&#34;&gt;&lt;/td&gt;&#34;], &#34;log&#34;: &#34;------------------------------ Captured log call -------------------------------\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\n\n&#34;}], &#34;src/tests/test_toilets.py::test_no_toilets[location1-200]&#34;: [{&#34;extras&#34;: [], &#34;result&#34;: &#34;Passed&#34;, &#34;testId&#34;: &#34;src/tests/test_toilets.py::test_no_toilets[location1-200]&#34;, &#34;resultsTableRow&#34;: [&#34;&lt;td class=\&#34;col-result\&#34;&gt;Passed&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-testId\&#34;&gt;src/tests/test_toilets.py::test_no_toilets[location1-200]&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-duration\&#34;&gt;304 ms&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-links\&#34;&gt;&lt;/td&gt;&#34;], &#34;log&#34;: &#34;------------------------------ Captured log call -------------------------------\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\n\n&#34;}], &#34;src/tests/test_toilets.py::test_no_toilets[location2-200]&#34;: [{&#34;extras&#34;: [], &#34;result&#34;: &#34;Passed&#34;, &#34;testId&#34;: &#34;src/tests/test_toilets.py::test_no_toilets[location2-200]&#34;, &#34;resultsTableRow&#34;: [&#34;&lt;td class=\&#34;col-result\&#34;&gt;Passed&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-testId\&#34;&gt;src/tests/test_toilets.py::test_no_toilets[location2-200]&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-duration\&#34;&gt;408 ms&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-links\&#34;&gt;&lt;/td&gt;&#34;], &#34;log&#34;: &#34;------------------------------ Captured log call -------------------------------\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\n\n&#34;}], &#34;src/tests/test_toilets.py::test_toilets[location0-200]&#34;: [{&#34;extras&#34;: [], &#34;result&#34;: &#34;Passed&#34;, &#34;testId&#34;: &#34;src/tests/test_toilets.py::test_toilets[location0-200]&#34;, &#34;resultsTableRow&#34;: [&#34;&lt;td class=\&#34;col-result\&#34;&gt;Passed&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-testId\&#34;&gt;src/tests/test_toilets.py::test_toilets[location0-200]&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-duration\&#34;&gt;275 ms&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-links\&#34;&gt;&lt;/td&gt;&#34;], &#34;log&#34;: &#34;------------------------------ Captured log call -------------------------------\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\n\n&#34;}], &#34;src/tests/test_toilets.py::test_toilets[location1-200]&#34;: [{&#34;extras&#34;: [], &#34;result&#34;: &#34;Passed&#34;, &#34;testId&#34;: &#34;src/tests/test_toilets.py::test_toilets[location1-200]&#34;, &#34;resultsTableRow&#34;: [&#34;&lt;td class=\&#34;col-result\&#34;&gt;Passed&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-testId\&#34;&gt;src/tests/test_toilets.py::test_toilets[location1-200]&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-duration\&#34;&gt;198 ms&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-links\&#34;&gt;&lt;/td&gt;&#34;], &#34;log&#34;: &#34;------------------------------ Captured log call -------------------------------\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\n\n&#34;}], &#34;src/tests/test_toilets.py::test_toilets[location2-200]&#34;: [{&#34;extras&#34;: [], &#34;result&#34;: &#34;Passed&#34;, &#34;testId&#34;: &#34;src/tests/test_toilets.py::test_toilets[location2-200]&#34;, &#34;resultsTableRow&#34;: [&#34;&lt;td class=\&#34;col-result\&#34;&gt;Passed&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-testId\&#34;&gt;src/tests/test_toilets.py::test_toilets[location2-200]&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-duration\&#34;&gt;199 ms&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-links\&#34;&gt;&lt;/td&gt;&#34;], &#34;log&#34;: &#34;------------------------------ Captured log call -------------------------------\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\n\n&#34;}]}, &#34;renderCollapsed&#34;: [&#34;passed&#34;], &#34;initialSort&#34;: &#34;result&#34;, &#34;title&#34;: &#34;Backend Testing Report&#34;}"></div>
+    <div id="data-container" data-jsonblob="{&#34;environment&#34;: {&#34;Python&#34;: &#34;3.12.3&#34;, &#34;Platform&#34;: &#34;Linux-6.8.0-53-generic-x86_64-with-glibc2.39&#34;, &#34;Packages&#34;: {&#34;pytest&#34;: &#34;8.3.4&#34;, &#34;pluggy&#34;: &#34;1.5.0&#34;}, &#34;Plugins&#34;: {&#34;html&#34;: &#34;4.1.1&#34;, &#34;anyio&#34;: &#34;4.8.0&#34;, &#34;metadata&#34;: &#34;3.1.1&#34;}}, &#34;tests&#34;: {&#34;src/tests/test_user.py::test_user_handling&#34;: [{&#34;extras&#34;: [], &#34;result&#34;: &#34;Passed&#34;, &#34;testId&#34;: &#34;src/tests/test_user.py::test_user_handling&#34;, &#34;resultsTableRow&#34;: [&#34;&lt;td class=\&#34;col-result\&#34;&gt;Passed&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-testId\&#34;&gt;src/tests/test_user.py::test_user_handling&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td&gt;N/A&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-duration\&#34;&gt;290 ms&lt;/td&gt;&#34;, &#34;&lt;td class=\&#34;col-links\&#34;&gt;&lt;/td&gt;&#34;], &#34;log&#34;: &#34;----------------------------- Captured stdout call -----------------------------\n&amp;lt;Response [200 OK]&amp;gt;\n&amp;lt;Response [404 Not Found]&amp;gt;\n\n------------------------------ Captured log call -------------------------------\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\nDEBUG    src.main:main.py:288 user=User(id=&amp;#x27;54f61560-d7b0-4e54-9afd-a53fa67a03b8&amp;#x27;, app_metadata={&amp;#x27;provider&amp;#x27;: &amp;#x27;email&amp;#x27;, &amp;#x27;providers&amp;#x27;: [&amp;#x27;email&amp;#x27;]}, user_metadata={}, aud=&amp;#x27;authenticated&amp;#x27;, confirmation_sent_at=None, recovery_sent_at=None, email_change_sent_at=None, new_email=None, new_phone=None, invited_at=None, action_link=None, email=&amp;#x27;dummy@example.com&amp;#x27;, phone=&amp;#x27;&amp;#x27;, created_at=datetime.datetime(2025, 2, 14, 15, 47, 0, 263231, tzinfo=TzInfo(UTC)), confirmed_at=None, email_confirmed_at=None, phone_confirmed_at=None, last_sign_in_at=None, role=&amp;#x27;authenticated&amp;#x27;, updated_at=datetime.datetime(2025, 2, 14, 15, 47, 0, 271823, tzinfo=TzInfo(UTC)), identities=[UserIdentity(id=&amp;#x27;54f61560-d7b0-4e54-9afd-a53fa67a03b8&amp;#x27;, identity_id=&amp;#x27;1efce257-e10f-4787-8ab5-c2749aa48a56&amp;#x27;, user_id=&amp;#x27;54f61560-d7b0-4e54-9afd-a53fa67a03b8&amp;#x27;, identity_data={&amp;#x27;email&amp;#x27;: &amp;#x27;dummy@example.com&amp;#x27;, &amp;#x27;email_verified&amp;#x27;: False, &amp;#x27;phone_verified&amp;#x27;: False, &amp;#x27;sub&amp;#x27;: &amp;#x27;54f61560-d7b0-4e54-9afd-a53fa67a03b8&amp;#x27;}, provider=&amp;#x27;email&amp;#x27;, created_at=datetime.datetime(2025, 2, 14, 15, 47, 0, 269482, tzinfo=TzInfo(UTC)), last_sign_in_at=datetime.datetime(2025, 2, 14, 15, 47, 0, 269423, tzinfo=TzInfo(UTC)), updated_at=datetime.datetime(2025, 2, 14, 15, 47, 0, 269482, tzinfo=TzInfo(UTC)))], is_anonymous=False, factors=None)\nINFO     src.main:main.py:293 User created successfully, ID: 54f61560-d7b0-4e54-9afd-a53fa67a03b8\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\nERROR    src.main:main.py:283 Failed to create user : email_exists\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\nDEBUG    src.main:main.py:303 None\nINFO     src.main:main.py:311 User with ID 54f61560-d7b0-4e54-9afd-a53fa67a03b8 deleted successfully\nDEBUG    asyncio:selector_events.py:64 Using selector: EpollSelector\nERROR    src.main:main.py:306 Failed to delete user : user_not_found\n\n&#34;}]}, &#34;renderCollapsed&#34;: [&#34;passed&#34;], &#34;initialSort&#34;: &#34;result&#34;, &#34;title&#34;: &#34;Backend Testing Report&#34;}"></div>
     <script>
       (function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(require,module,exports){
 const { getCollapsedCategory, setCollapsedIds } = require('./storage.js')
diff --git a/backend/src/constants.py b/backend/src/constants.py
index 650881e..cf26698 100644
--- a/backend/src/constants.py
+++ b/backend/src/constants.py
@@ -18,7 +18,6 @@ PAYPAL_API_URL = "https://api-m.sandbox.paypal.com"
 
 SUPABASE_URL = os.getenv("SUPABASE_URL", None)
 SUPABASE_KEY = os.getenv("SUPABASE_API_KEY", None)
-SUPABASE_TEST_USER_ID = os.getenv("SUPABASE_TEST_USER_ID", None)
 
 
 cache_dir_string = os.getenv('OSM_CACHE_DIR', './cache')
diff --git a/backend/src/main.py b/backend/src/main.py
index 3e824f8..0bd2a1a 100644
--- a/backend/src/main.py
+++ b/backend/src/main.py
@@ -11,6 +11,7 @@ from .structs.landmark import Landmark, Toilets
 from .structs.preferences import Preferences
 from .structs.linked_landmarks import LinkedLandmarks
 from .structs.trip import Trip
+from .structs.requests import UserDeleteRequest
 from .utils.landmarks_manager import LandmarkManager
 from .utils.toilets_manager import ToiletsManager
 from .optimization.optimizer import Optimizer
@@ -62,15 +63,16 @@ def new_trip(user_id: str = Body(...),
         (uuid) : The uuid of the first landmark in the optimized route
     """
     # Check for valid user balance.
-    logger.debug(f'user id: {user_id}')
-
-    try : 
-        if not supabase.check_balance(user_id=user_id) :
+    try:
+        if not supabase.check_balance(user_id=user_id):
             logger.warning('Insufficient credits to perform this action.')
-            return None
-    except Exception as exc :
-        traceback.print_exc()  
-        raise HTTPException(status_code=500, detail=str(exc)) from exc
+            return {"error": "Insufficient credits"}, 400  # Return a 400 Bad Request with an appropriate message
+    except SyntaxError as se :
+        raise HTTPException(status_code=400, detail=str(se)) from se
+    except ValueError as ve :
+        raise HTTPException(status_code=406, detail=str(ve)) from ve
+    except Exception as exc:
+        raise HTTPException(status_code=500, detail=f"Internal Server Error: {str(exc)}") from exc
 
     # Check for invalid input.
     if preferences is None:
@@ -266,3 +268,46 @@ def get_toilets(location: tuple[float, float] = Query(...), radius: int = 500) -
         return toilets_list
     except KeyError as exc:
         raise HTTPException(status_code=404, detail="No toilets found") from exc
+
+
+@app.post("/user/create")
+def register_user(email: str = Body(...), password: str = Body(...)) -> str:
+    try:
+        response = supabase.supabase.auth.admin.create_user({
+            "email": email,
+            "password": password
+        })
+
+    except Exception as e:
+        if e.code == 'email_exists' :
+            logger.error(f"Failed to create user : {str(e.code)}")
+            raise HTTPException(status_code=422, detail=str(e)) from e
+        logger.error(f"Failed to create user : {str(e.code)}")
+        raise HTTPException(status_code=500, detail=str(e)) from e
+
+    logger.debug(response)
+    # Extract the identity_id and user_id
+    # identity = response.user.id  # Accessing the identity
+    user_id = response.user.id
+
+    logger.info(f"User created successfully, ID: {user_id}")
+    return user_id
+
+
+
+@app.post("/user/delete")
+def delete_user(request: UserDeleteRequest):
+
+    try:
+        response = supabase.supabase.auth.admin.delete_user(request.user_id)
+        logger.debug(response)
+    except Exception as e:
+        if e.code == 'user_not_found' :
+            logger.error(f"Failed to delete user : {str(e.code)}")
+            raise HTTPException(status_code=404, detail=str(e)) from e
+        logger.error(f"Failed to create user : {str(e.code)}")
+        raise HTTPException(status_code=500, detail=str(e)) from e
+    
+    logger.info(f"User with ID {request.user_id} deleted successfully")
+
+
diff --git a/backend/src/payments/supabase.py b/backend/src/payments/supabase.py
index 804c0a1..260c788 100644
--- a/backend/src/payments/supabase.py
+++ b/backend/src/payments/supabase.py
@@ -21,10 +21,14 @@ class Supabase:
         with open(os.path.join(PARAMETERS_DIR, 'secrets.yaml')) as f:
             secrets = yaml.safe_load(f)
             self.SUPABASE_URL = secrets['SUPABASE_URL']
-            self.SUPABASE_KEY = secrets['SUPABASE_API_KEY']
+            self.SUPABASE_ADMIN_KEY = secrets['SUPABASE_ADMIN_KEY']
             self.SUPABASE_TEST_USER_ID = secrets['SUPABASE_TEST_USER_ID']
 
-        self.supabase: Client = create_client(self.SUPABASE_URL, self.SUPABASE_KEY, options=ClientOptions(schema='public'))
+        self.supabase = create_client(
+            self.SUPABASE_URL, 
+            self.SUPABASE_ADMIN_KEY, 
+            options=ClientOptions(schema='public')
+        )
         self.logger.debug('Supabase client initialized.')
 
 
@@ -47,24 +51,31 @@ class Supabase:
                 .single()
                 .execute()
             )
-            # Check if the response was successful and contains data
-            if response.data :
-                credits = response.data['credit_amount']
-                self.logger.debug(f'Credits of user {user_id}: {credits}')
+            # self.logger.critical(response)
 
-                if credits > 0:
-                    self.logger.info(f'Credit balance is positive. Proceeding with trip generation')
-                    return True
+        except Exception as e:
+            if e.code == '22P02' :
+                self.logger.error(f"Failed querying credits : {str(e)}")
+                raise SyntaxError(f"Failed querying credits : {str(e)}") from e
+            if e.code == 'PGRST116' :
+                self.logger.error(f"User not found : {str(e)}")
+                raise ValueError(f"User not found : {str(e)}") from e
+            else :
+                self.logger.error(f"An unexpected error occured while checking user balance : {str(e)}")
+                raise Exception(f"An unexpected error occured while checking user balance : {str(e)}") from e
 
-                self.logger.warning(f'Insufficient balance. Trip generation cannot be granted')
-                return False
+        # Proceed to check the user's credit balance
+        credits = response.data['credit_amount']
+        self.logger.debug(f'Credits of user {user_id}: {credits}')
 
-            # If user or credits not found, raise a 404 error
-            raise HTTPException(status_code=404, detail="User data not found.")
+        if credits > 0:
+            self.logger.info(f'Credit balance is positive for user {user_id}. Proceeding with trip generation.')
+            return True
 
-        except Exception as exc:
-            raise HTTPException(status_code=500, detail="Error retrieving credit balance") from exc
+        self.logger.warning(f'Insufficient balance for user {user_id}. Trip generation cannot proceed.')
+        return False
 
+        
 
     def decrement_credit_balance(self, user_id: str) -> bool:
         """
@@ -82,32 +93,36 @@ class Supabase:
                 .single()
                 .execute()
             )
-            # Check if the response was successful and contains data
-            if response.data :
-                current_credits = response.data['credit_amount']
-                updated_credits = current_credits - 1
+        except Exception as e:
+            if e.code == '22P02' :
+                self.logger.error(f"Failed decrementing credits : {str(e)}")
+                raise SyntaxError(f"Failed decrementing credits : {str(e)}") from e
+            if e.code == 'PGRST116' :
+                self.logger.error(f"User not found : {str(e)}")
+                raise ValueError(f"User not found : {str(e)}") from e
+            else :
+                self.logger.error(f"An unexpected error occured while decrementing user balance : {str(e)}")
+                raise Exception(f"An unexpected error occured while decrementing user balance : {str(e)}") from e
 
-                # Update the user's credits in the table
-                update_response = (
-                    self.supabase.table('credits')
-                    .update({'credit_amount': updated_credits})
-                    .eq('id', user_id)
-                    .execute()
-                )
 
-                # Check if the update was successful
-                if update_response.data:
-                    self.logger.debug(f'Credit balance successfully decremented.')
-                    return True
-                else:
-                    raise HTTPException(status_code=500, detail="Error decrementing credit balance.")
+        current_credits = response.data['credit_amount']
+        updated_credits = current_credits - 1
 
-            # If user or credits not found, raise a 404 error
-            raise HTTPException(status_code=404, detail="User data not found.")
+        # Update the user's credits in the table
+        update_response = (
+            self.supabase.table('credits')
+            .update({'credit_amount': updated_credits})
+            .eq('id', user_id)
+            .execute()
+        )
+
+        # Check if the update was successful
+        if update_response.data:
+            self.logger.debug(f'Credit balance successfully decremented.')
+            return True
+        else:
+            raise Exception("Error decrementing credit balance.")
 
-        except Exception:
-            # Handle exceptions (like if the user ID doesn't exist or there are database issues)
-            raise HTTPException(status_code=500, detail="Error decrementing credit balance")
 
     def increment_credit_balance(self, user_id: str) -> bool:
         """
@@ -125,29 +140,32 @@ class Supabase:
                 .single()
                 .execute()
             )
-            # Check if the response was successful and contains data
-            if response.data :
-                current_credits = response.data['credit_amount']
-                updated_credits = current_credits + 1
+        except Exception as e:
+            if e.code == '22P02' :
+                self.logger.error(f"Failed incrementing credits : {str(e)}")
+                raise SyntaxError(f"Failed incrementing credits : {str(e)}") from e
+            if e.code == 'PGRST116' :
+                self.logger.error(f"User not found : {str(e)}")
+                raise ValueError(f"User not found : {str(e)}") from e
+            else :
+                self.logger.error(f"An unexpected error occured while incrementing user balance : {str(e)}")
+                raise Exception(f"An unexpected error occured while incrementing user balance : {str(e)}") from e
 
-                # Update the user's credits in the table
-                update_response = (
-                    self.supabase.table('credits')
-                    .update({'credit_amount': updated_credits})
-                    .eq('id', user_id)
-                    .execute()
-                )
 
-                # Check if the update was successful
-                if update_response.data:
-                    self.logger.debug(f'Credit balance successfully incremented.')
-                    return True
-                else:
-                    raise HTTPException(status_code=500, detail="Error incrementing credit balance.")
+        current_credits = response.data['credit_amount']
+        updated_credits = current_credits + 1
 
-            # If user or credits not found, raise a 404 error
-            raise HTTPException(status_code=404, detail="User data not found.")
+        # Update the user's credits in the table
+        update_response = (
+            self.supabase.table('credits')
+            .update({'credit_amount': updated_credits})
+            .eq('id', user_id)
+            .execute()
+        )
 
-        except Exception:
-            # Handle exceptions (like if the user ID doesn't exist or there are database issues)
-            raise HTTPException(status_code=500, detail="Error incrementing credit balance")
+        # Check if the update was successful
+        if update_response.data:
+            self.logger.debug(f'Credit balance successfully decremented.')
+            return True
+        else:
+            raise Exception("Error decrementing credit balance.")
diff --git a/backend/src/structs/requests.py b/backend/src/structs/requests.py
new file mode 100644
index 0000000..a4c31ac
--- /dev/null
+++ b/backend/src/structs/requests.py
@@ -0,0 +1,4 @@
+from pydantic import BaseModel
+
+class UserDeleteRequest(BaseModel):
+    user_id: str
diff --git a/backend/src/tests/test_invalid_input.py b/backend/src/tests/test_invalid_input.py
index 64769fb..257f733 100644
--- a/backend/src/tests/test_invalid_input.py
+++ b/backend/src/tests/test_invalid_input.py
@@ -62,3 +62,32 @@ def test_input(invalid_client, start, preferences, status_code):   # pylint: dis
         }
     )
     assert response.status_code == status_code
+
+
+
+@pytest.mark.parametrize(
+    "user_id,status_code",
+    [
+        # No user id :
+        ({}, 422),
+        ("invalid_user_id", 400),
+        # ("12345678-1234-5678-1234-567812345678", 406)
+    ]
+)
+def test_input(invalid_client, user_id, status_code):   # pylint: disable=redefined-outer-name
+    """
+    Test new trip creation with invalid user ID.
+    """
+    response = invalid_client.post(
+        "/trip/new",
+        json={
+            "user_id": user_id,
+            "preferences": {"sightseeing": {"type": "sightseeing", "score": 5},
+                "nature": {"type": "nature", "score": 0},
+                "shopping": {"type": "shopping", "score": 0},
+                "max_time_minute": 20,
+                "detour_tolerance_minute": 0},
+            "start": [48.084588, 7.280405]
+        }
+    )
+    assert response.status_code == status_code
diff --git a/backend/src/tests/test_user.py b/backend/src/tests/test_user.py
new file mode 100644
index 0000000..6474dfd
--- /dev/null
+++ b/backend/src/tests/test_user.py
@@ -0,0 +1,68 @@
+"""Collection of tests to ensure correct handling of user data."""
+
+from fastapi.testclient import TestClient
+import pytest
+
+from ..main import app
+
+TEST_EMAIL = "dummy@example.com"
+TEST_PW = "DummyPassword123"
+
+@pytest.fixture(scope="module")
+def client():
+    """Client used to call the app."""
+    return TestClient(app)
+
+
+def test_user_handling(client) :
+    """
+    Test the creation of a new user.
+    """
+    # Create a new user
+    response = client.post(
+        "/user/create", 
+        json={
+            "email": TEST_EMAIL,
+            "password": TEST_PW
+            }
+        )
+    # Verify user has been created
+    assert response.status_code == 200
+    user_id = response.json()
+
+    # # Create same user again to raise an error
+    response = client.post(
+        "/user/create", 
+        json={
+            "email": TEST_EMAIL,
+            "password": TEST_PW
+            }
+        )
+    # Verify user already exists
+    assert response.status_code == 422
+
+    # Delete the user.
+    response = client.post(
+        "/user/delete", 
+        json={
+            "user_id": user_id
+            }
+        )
+    print(response)
+    # Verify user has been deleted
+    assert response.status_code == 200, "Failed to delete dummy user."
+
+
+    # Delete the user again to raise an error
+    response = client.post(
+        "/user/delete", 
+        json={
+            "user_id": user_id
+            }
+        )
+    print(response)
+    # Verify user has been deleted
+    assert response.status_code == 404, "Failed to delete dummy user."
+
+
+