feat: standard error handling, web bug fixes, and mock data setup

pubspec.lock

@@ -201,6 +201,30 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "3.8.0"
+  firebase_messaging:
+    dependency: "direct main"
+    description:
+      name: firebase_messaging
+      sha256: "9651e833454156b9f0927eaedccffba0f7f6a6e20ceddef82517211e7017e9c4"
+      url: "https://pub.dev"
+    source: hosted
+    version: "16.3.0"
+  firebase_messaging_platform_interface:
+    dependency: transitive
+    description:
+      name: firebase_messaging_platform_interface
+      sha256: "292bb5dc9c4a429078895406c347d7c7690deb858c1adeed8f4b4346f769dfa3"
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.8.0"
+  firebase_messaging_web:
+    dependency: transitive
+    description:
+      name: firebase_messaging_web
+      sha256: "08c565bc83729439f5de2dfea77b4832002b705eb2f840366cefa80e4e5c3c66"
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.2.0"
   fixnum:
     dependency: transitive
     description:
@@ -238,6 +262,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.4.7"
+  flutter_plugin_android_lifecycle:
+    dependency: transitive
+    description:
+      name: flutter_plugin_android_lifecycle
+      sha256: "3854fe5e3bff0b113c658f260b90c95dea17c92db0f2addeac2e343dd9969785"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.35"
   flutter_test:
     dependency: "direct dev"
     description: flutter
@@ -344,6 +376,54 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.2.5"
+  google_maps:
+    dependency: transitive
+    description:
+      name: google_maps
+      sha256: "5d410c32112d7c6eb7858d359275b2aa04778eed3e36c745aeae905fb2fa6468"
+      url: "https://pub.dev"
+    source: hosted
+    version: "8.2.0"
+  google_maps_flutter:
+    dependency: "direct main"
+    description:
+      name: google_maps_flutter
+      sha256: f4040715c2998144a46cfc0fd91ee83226655af069dfed3d2b84552dc5e4facb
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.17.1"
+  google_maps_flutter_android:
+    dependency: transitive
+    description:
+      name: google_maps_flutter_android
+      sha256: "06c9c886e887dd61b9a8728c43344e58071279182bbc7a3c4001d322fc3cd111"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.19.10"
+  google_maps_flutter_ios:
+    dependency: transitive
+    description:
+      name: google_maps_flutter_ios
+      sha256: f573749a75c4074b7a74ab986703607e9cd859fb2807c332872620f3656400dc
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.18.3"
+  google_maps_flutter_platform_interface:
+    dependency: transitive
+    description:
+      name: google_maps_flutter_platform_interface
+      sha256: ddbe34435dfb34e83fca295c6a8dcc53c3b51487e9eec3c737ce4ae605574347
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.15.0"
+  google_maps_flutter_web:
+    dependency: transitive
+    description:
+      name: google_maps_flutter_web
+      sha256: e23f2869449bb3e2ed7cfdb178d716e1da7edc684363987e4cb2c42f2bd7a9e0
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.6.2+3"
   gsettings:
     dependency: transitive
     description:
@@ -592,6 +672,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "6.1.5+1"
+  sanitize_html:
+    dependency: transitive
+    description:
+      name: sanitize_html
+      sha256: "12669c4a913688a26555323fb9cec373d8f9fbe091f2d01c40c723b33caa8989"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.1.0"
   shared_preferences:
     dependency: "direct main"
     description:
@@ -677,6 +765,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.1.4"
+  stream_transform:
+    dependency: transitive
+    description:
+      name: stream_transform
+      sha256: ad47125e588cfd37a9a7f86c7d6356dde8dfe89d071d293f80ca9e9273a33871
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.1.1"
   string_scanner:
     dependency: transitive
     description:
@@ -813,6 +909,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.1.1"
+  web_socket:
+    dependency: transitive
+    description:
+      name: web_socket
+      sha256: "34d64019aa8e36bf9842ac014bb5d2f5586ca73df5e4d9bf5c936975cae6982c"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.0.1"
+  web_socket_channel:
+    dependency: "direct main"
+    description:
+      name: web_socket_channel
+      sha256: d645757fb0f4773d602444000a8131ff5d48c9e47adfe9772652dd1a4f2d45c8
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.0.3"
   win32:
     dependency: transitive
     description: