cleanup of application to satisfy google requirements

frontend/lib/pages/profile.dart

@@ -13,6 +13,40 @@ class ProfilePage extends StatefulWidget {
 class _ProfilePageState extends State<ProfilePage> {
   Future<UserPreferences> _prefs = loadUserPreferences();
 
+  @override
+  Widget build(BuildContext context) {
+    return ListView(
+      children: [
+        // First a round, centered image
+        Center(
+          child: CircleAvatar(
+            radius: 100,
+            child: Icon(Icons.person, size: 100),
+          )
+        ),
+        Center(
+          child: Text('Curious traveler', style: TextStyle(fontSize: 24))
+        ),
+
+        Divider(indent: 25, endIndent: 25, height: 50),
+
+        Center(
+          child: Padding(
+           padding: EdgeInsets.only(left: 10, right: 10, top: 0, bottom: 10),
+            child: Text('For a tailored experience, please rate your discovery preferences.', style: TextStyle(fontSize: 18))
+          ),
+        ),
+
+        FutureBuilder(future: _prefs, builder: futureSliders),
+
+        Divider(indent: 25, endIndent: 25, height: 50),
+
+        privacyInfo(),
+
+        debugButton(),
+      ]
+    );
+  }
 
   Widget debugButton() {
     return Padding(
@@ -60,37 +94,6 @@ class _ProfilePageState extends State<ProfilePage> {
   }
 
 
-
-  @override
-  Widget build(BuildContext context) {
-    return ListView(
-      children: [
-        // First a round, centered image
-        Center(
-          child: CircleAvatar(
-            radius: 100,
-            child: Icon(Icons.person, size: 100),
-          )
-        ),
-        Center(
-          child: Text('Curious traveler', style: TextStyle(fontSize: 24))
-        ),
-
-        Divider(indent: 25, endIndent: 25, height: 50),
-
-        Center(
-          child: Padding(
-           padding: EdgeInsets.only(left: 10, right: 10, top: 0, bottom: 10),
-            child: Text('For a tailored experience, please rate your discovery preferences.', style: TextStyle(fontSize: 18))
-          ),
-        ),
-
-        FutureBuilder(future: _prefs, builder: futureSliders),
-        debugButton()
-      ]
-    );
-  }
-
   Widget futureSliders(BuildContext context, AsyncSnapshot<UserPreferences> snapshot) {
     if (snapshot.connectionState == ConnectionState.done) {
       UserPreferences prefs = snapshot.data!;
@@ -106,6 +109,23 @@ class _ProfilePageState extends State<ProfilePage> {
       return CircularProgressIndicator();
     }
   }
+
+  Widget privacyInfo() {
+    return Padding(
+      padding: EdgeInsets.only(top: 20),
+      child: Row(
+        children: [
+          Text('Privacy policy is available at '),
+          TextButton.icon(
+            icon: Icon(Icons.info),
+            label: Text(PRIVACY_URL),
+            onPressed: () {
+            }
+          )
+        ],
+      )
+    );
+  }
 }