ci: 👷 add build workflow

.github/workflows/build.yml

@@ -0,0 +1,54 @@
+name: Android CI
+
+on:
+  push:
+    branches: [ "main", "dev" ]
+  pull_request:
+    branches: [ "main", "dev" ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: set up JDK 11
+        uses: actions/setup-java@v3
+        with:
+          distribution: 'temurin'
+          java-version: '17'
+          cache: 'gradle'
+
+      - name: Grant execute permission for gradlew
+        run: chmod +x gradlew
+        # Here we need to decode keystore.jks from base64 string and place it
+        # in the folder specified in the release signing configuration
+      # - name: Decode Keystore
+      #   id: decode_keystore
+      #   uses: timheuer/[email protected]
+      #   with:
+      #     fileName: 'android_keystore.jks'
+      #     fileDir: '/home/runner/work/Chouten-Android/Chouten-Android/app/keystore/'
+      #     encodedString: ${{ secrets.KEYSTORE }}
+
+      # Build and sign APK ("-x test" argument is used to skip tests)
+      - name: Build APK
+        run: ./gradlew :app:assembleDebug -x test
+        #env:
+        #  SIGNING_KEY_ALIAS: ${{ secrets.SIGNING_KEY_ALIAS }}
+        #  SIGNING_KEY_PASSWORD: ${{ secrets.SIGNING_KEY_PASSWORD }}
+        #  SIGNING_STORE_PASSWORD: ${{ secrets.SIGNING_STORE_PASSWORD }}
+
+      # Show information about the APK's signing certificates
+      #- name: Verify Signature
+      #  run: $ANDROID_SDK_ROOT/build-tools/33.0.1/apksigner verify --print-certs app/build/outputs/apk/release/Chouten.apk
+
+      - name: Upload a Build Artifact
+        uses: actions/[email protected]
+        with:
+          name: Chouten
+          path: "app/build/outputs/apk/debug/Chouten.apk"
+
+      - name: Upload the APK to Discord
+        shell: bash
+        run: |
+          curl -F "debug=@app/build/outputs/apk/debug/Chouten.apk" ${{ secrets.DISCORD_WEBHOOK_URL }}