feat(M001): M001: ITS Transport Android App - Context

Completed slices:
- S01: Project scaffold + Auth
- S02: Today's routes tab
- S03: Service history tab
- S04: Add new service wizard
- S05: FCM push notifications
- S06: Polish & integration verification

Branch: milestone/M001

app/google-services.json

@@ -0,0 +1,30 @@
+{
+  "_NOTE": "PLACEHOLDER — Replace with the real google-services.json from Firebase Console (Project Settings > General > Your apps > Download google-services.json).",
+  "project_info": {
+    "project_number": "000000000000",
+    "project_id": "its-transport-placeholder",
+    "storage_bucket": "its-transport-placeholder.appspot.com"
+  },
+  "client": [
+    {
+      "client_info": {
+        "mobilesdk_app_id": "1:000000000000:android:0000000000000000",
+        "android_client_info": {
+          "package_name": "pl.firmatpp.itstransport"
+        }
+      },
+      "oauth_client": [],
+      "api_key": [
+        {
+          "current_key": "AIzaSyXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
+        }
+      ],
+      "services": {
+        "appinvite_service": {
+          "other_platform_oauth_client": []
+        }
+      }
+    }
+  ],
+  "configuration_version": "1"
+}