ci(gh-actions): build image for releases

.github/workflows/docker-build-release.yml

@@ -0,0 +1,68 @@
+name: Build Image for Release
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  docker-build:
+    runs-on: ubuntu-latest
+    if: ${{ !contains(github.event.commits.*.message, '[skip ci]') && !contains(github.event.commits.*.message, '[ci skip]') }}
+
+    strategy:
+      matrix:
+        platform: [amd64, arm64, universal]
+
+    steps:
+      - name: 🔍 Checkout code
+        uses: actions/checkout@v2
+
+      - name: 🦄 Set up Qemu for Docker
+        uses: docker/setup-qemu-action@v1
+
+      - name: 🏗️ Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+
+      - name: 🔑 Login to DockerHub
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+
+      - name: ⚓ Build and push arm64 image
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          pull: true
+          push: true
+          platforms: linux/${{ matrix.platform }}
+          cache-from: type=registry,ref=mashirozx/mastodon:${{ github.event.release.tag_name }}-${{ matrix.platform }}
+          cache-to: type=inline
+          tags:  mashirozx/mastodon:${{ github.event.release.tag_name }}-${{ matrix.platform }}
+        if: ${{ matrix.platform == 'arm64' }}
+
+      - name: ⚓ Build and push amd64 image
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          pull: true
+          push: true
+          platforms: linux/${{ matrix.platform }}
+          cache-from: type=registry,ref=mashirozx/mastodon:${{ github.event.release.tag_name }}-${{ matrix.platform }}
+          cache-to: type=inline
+          tags: |
+            mashirozx/mastodon:${{ github.event.release.tag_name }}-${{ matrix.platform }}
+        if: ${{ matrix.platform == 'amd64' }}
+
+      - name: ⚓ Build and push universal image
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          pull: true
+          push: true
+          platforms: linux/amd64, linux/arm64
+          cache-from: type=registry,ref=mashirozx/mastodon:${{ github.event.release.tag_name }}
+          cache-to: type=inline
+          tags: |
+            mashirozx/mastodon:${{ github.event.release.tag_name }}
+        if: ${{ matrix.platform == 'universal' }}