ci: add GitHub Actions workflow for Flutter tests and coverage

Author: dgarciasquare1

.github/workflows/test.yml

@@ -0,0 +1,33 @@
+name: Flutter Tests & Coverage
+
+on:
+  push:
+    branches: [main, develop]
+  pull_request:
+    branches: [main, develop]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup Flutter
+        uses: subosito/flutter-action@v2
+        with:
+          flutter-version: "3.29.3"
+          channel: "stable"
+
+      - name: Install dependencies
+        run: flutter pub get
+
+      - name: Verify formatting
+        run: dart format --set-exit-if-changed .
+
+      - name: Analyze project source
+        run: flutter analyze
+
+      - name: Run tests with coverage
+        run: flutter test --coverage