Add Ferry GraphQL client architecture

pubspec.yaml

@@ -36,7 +36,6 @@ dependencies:
   cupertino_icons: ^1.0.8
   flutter_map: ^8.3.0
   latlong2: ^0.9.1
-  http: ^1.6.0
   web: ^1.1.1
   geolocator: ^14.0.2
   flutter_svg: ^2.3.0
@@ -45,6 +44,11 @@ dependencies:
   go_router: ^17.3.0
   flutter_bloc: ^9.1.1
   flex_color_scheme: ^8.4.0
+  ferry: ^0.16.1+2
+  gql_http_link: ^1.2.0
+  gql_code_builder_serializers: ^0.1.0+1
+  built_collection: ^5.1.1
+  built_value: ^8.12.6
 
 dev_dependencies:
   flutter_test:
@@ -56,6 +60,8 @@ dev_dependencies:
   # package. See that file for information about deactivating specific lint
   # rules and activating additional ones.
   flutter_lints: ^6.0.0
+  ferry_generator: ^0.12.0+5
+  build_runner: ^2.15.0
 
 # For information on the generic Dart part of this file, see the
 # following page: https://dart.dev/tools/pub/pubspec