Add Release workflow

.github/workflows/release.yml

@@ -0,0 +1,82 @@
+name: Release
+
+on:
+  workflow_dispatch:
+    inputs:
+      version:
+        description: 'Release version (leave empty to use current)'
+        required: false
+      update_version:
+        description: 'Update version and commit version bump?'
+        required: true
+        default: true
+        type: boolean
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    env:
+      RELEASE_VERSION: ${{ github.event.inputs.version }}
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0 # Needed for git tag
+
+      - name: Set up JDK 21
+        uses: actions/setup-java@v4
+        with:
+          distribution: 'temurin'
+          java-version: '21'
+
+      - name: Get version from build.gradle.kts if not provided
+        id: get_version
+        run: |
+          if [ -z "${{ github.event.inputs.version }}" ]; then
+            VERSION=$(grep '^version = ' build.gradle.kts | sed 's/version = "\(.*\)"/\1/')
+            echo "RELEASE_VERSION=$VERSION" >> $GITHUB_ENV
+          else
+            echo "RELEASE_VERSION=${{ github.event.inputs.version }}" >> $GITHUB_ENV
+          fi
+
+      - name: Update version in build.gradle.kts
+        if: ${{ github.event.inputs.update_version }}
+        run: |
+          sed -i "s/^version = .*/version = \"$RELEASE_VERSION\"/" build.gradle.kts
+
+      - name: Update version in app/package.json
+        if: ${{ github.event.inputs.update_version }}
+        run: |
+          jq ".version = \"$RELEASE_VERSION\"" app/package.json > app/package.json.tmp && mv app/package.json.tmp app/package.json
+
+      - name: Run production build
+        env:
+          GAMEYFIN_KEYSTORE_PASSWORD: ${{ secrets.GAMEYFIN_KEYSTORE_PASSWORD }}
+        run: ./gradlew clean build -Pvaadin.productionMode=true
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          file: docker/Dockerfile
+          platforms: linux/arm64/v8,linux/amd64
+          push: true
+          tags: grimsi/gameyfin:$RELEASE_VERSION
+
+      - name: Commit version bump
+        if: ${{ github.event.inputs.update_version }}
+        uses: stefanzweifel/git-auto-commit-action@v6
+        with:
+          commit_message: 'chore: release $RELEASE_VERSION'
+          tagging_message: 'v$RELEASE_VERSION'