Coverage based on Github actions

.github/workflows/coverage.yml

@@ -0,0 +1,70 @@
+name: Flutter coverage
+
+on:
+  push:
+    branches: [ yiffed ]
+  pull_request:
+    branches: [ yiffed ]
+
+jobs:
+  analyze:
+
+    runs-on: ubuntu-latest
+
+    container:
+      image:  registry.gitlab.com/famedly/containers/flutter-dockerimages:stable
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Check formatting
+      run: flutter format lib/ test/ test_driver/ --set-exit-if-changed
+    - name: Analyze code
+      run: flutter analyze
+
+
+  build-web:
+    runs-on: ubuntu-latest
+
+    container:
+      image:  registry.gitlab.com/famedly/containers/flutter-dockerimages:beta
+
+    needs: analyze
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Prepare env
+      run: |
+        sudo apt update
+        sudo apt install curl -y
+        rm -r assets/js/package
+        cd assets/js/ && curl -L 'https://gitlab.com/famedly/libraries/olm/-/jobs/artifacts/master/download?job=build_js' > olm.zip && cd ../../
+        cd assets/js/ && unzip olm.zip && cd ../../
+        cd assets/js/ && rm olm.zip && cd ../../
+        cd assets/js/ && mv javascript package && cd ../../
+        cd web/ && rm sql-wasm.js sql-wasm.wasm && cd ../
+        cd web/ && curl -L 'https://github.com/sql-js/sql.js/releases/latest/download/sqljs-wasm.zip' > sqljs-wasm.zip && cd ../
+        cd web/ && unzip sqljs-wasm.zip && cd ../
+        cd web/ && rm sqljs-wasm.zip && cd ../
+        flutter clean
+    - run: flutter pub get
+    - name: Build web release
+      run: flutter build web --release --verbose
+  
+  build-android-debug:
+    runs-on: ubuntu-latest
+
+    container:
+      image:  registry.gitlab.com/famedly/containers/flutter-dockerimages:beta
+
+    needs: analyze
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Get rid of Firebase
+      run: truncate -s $(head -n -2 android/app/build.gradle | wc -c) android/app/build.gradle
+    - name: Build debug apk
+      run: flutter build apk --debug -v
+    - uses: actions/upload-artifact@v2
+      with:
+        name: debug.apk
+        path: build/app/outputs/apk/debug/app-debug.apk