add workflow

.github/workflows/build_release.yml

@@ -0,0 +1,78 @@
+name: Build and Release
+
+on: 
+  push:
+    tags:
+    - 'v*'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Clone Repository
+        uses: actions/checkout@v4
+
+      - name: Setup Flutter
+        uses: subosito/flutter-action@v2
+        with:
+          channel: stable
+          flutter-version-file: pubspec.yaml
+
+      - run: flutter --version
+
+      - name: Install Dependencies
+        run: flutter pub get
+
+      - name: Run Build Runner
+        run: dart run build_runner build -d
+
+      - name: Build App Bundle
+        run: flutter build appbundle --build-number ${{ github.run_id }
+
+      - name: Build Split APK
+        run: flutter build apk --split-per-abi --build-number ${{ github.run_id }
+
+      - name: Upload Artifacts - APK
+        uses: actions/upload-artifact@v4
+        with:
+          name: android-apks
+          path: build/app/outputs/flutter-apk/*.apk
+
+      - name: Upload Artifacts - App Bundle
+        uses: actions/upload-artifact@v4
+        with:
+          name: android-appbundle
+          path: build/app/outputs/bundle/release/*.aab
+
+  release:
+    needs: build
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Clone Repository
+        uses: actions/checkout@v4
+
+      - name: Download Artifacts
+        uses: actions/download-artifact@v4
+        with:
+          name: android-apks
+
+      - name: Create Release
+        uses: ncipollo/release-action@v1
+        with:
+          artifacts: "*.apk"
+
+  # WIP
+  # play-store:
+  #   needs: build
+  #   runs-on: ubuntu-latest
+
+  #   steps:
+  #     - name: Clone Repository
+  #       uses: actions/checkout@v4
+
+  #     - name: Download Artifacts
+  #       uses: actions/download-artifact@v4
+  #       with:
+  #         name: android-appbundle