use structs to draw custom map pointers

frontend/pubspec.lock

@@ -112,46 +112,6 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
-  geocode:
-    dependency: "direct main"
-    description:
-      name: geocode
-      sha256: cf9727c369bb3703b97d6e440225962dc27b7f3c686662fe3cdcc91cbfb7074d
-      url: "https://pub.dev"
-    source: hosted
-    version: "1.0.3"
-  geocoding:
-    dependency: "direct main"
-    description:
-      name: geocoding
-      sha256: d580c801cba9386b4fac5047c4c785a4e19554f46be42f4f5e5b7deacd088a66
-      url: "https://pub.dev"
-    source: hosted
-    version: "3.0.0"
-  geocoding_android:
-    dependency: transitive
-    description:
-      name: geocoding_android
-      sha256: "1b13eca79b11c497c434678fed109c2be020b158cec7512c848c102bc7232603"
-      url: "https://pub.dev"
-    source: hosted
-    version: "3.3.1"
-  geocoding_ios:
-    dependency: transitive
-    description:
-      name: geocoding_ios
-      sha256: "94ddba60387501bd1c11e18dca7c5a9e8c645d6e3da9c38b9762434941870c24"
-      url: "https://pub.dev"
-    source: hosted
-    version: "3.0.1"
-  geocoding_platform_interface:
-    dependency: transitive
-    description:
-      name: geocoding_platform_interface
-      sha256: "8c2c8226e5c276594c2e18bfe88b19110ed770aeb7c1ab50ede570be8b92229b"
-      url: "https://pub.dev"
-    source: hosted
-    version: "3.2.0"
   google_maps:
     dependency: transitive
     description: