build Docker image for ket

.github/workflows/ket-build-image.yaml

@@ -0,0 +1,50 @@
+name: (ket) Publish Docker image to ghcr.io
+
+on:
+  push:
+    tags:
+      - "[0-9]+.[0-9]+.[0-9]+.[0-9]"
+
+jobs:
+  build-and-push-image:
+    runs-on: ubuntu-latest
+
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Log in to the Container registry
+        uses: docker/#-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata
+        id: metadata
+        run: echo "version=$(echo ${{ github.ref }} | sed -e "s#refs/tags/##g")" >> "$GITHUB_OUTPUT"
+
+      - name: Build and push Docker image for mastodon
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          push: true
+          tags: ghcr.io/ushitora-anqou/ket-mastodon:${{ steps.metadata.outputs.version }}
+          build-args: |
+            MASTODON_SOURCE_TAG=${{ steps.metadata.outputs.version }}
+
+      - name: Build and push Docker image for mastodon-streaming
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          file: streaming/Dockerfile
+          push: true
+          tags: ghcr.io/ushitora-anqou/ket-mastodon-streaming:${{ steps.metadata.outputs.version }}
+          build-args: |
+            MASTODON_SOURCE_TAG=${{ steps.metadata.outputs.version }}

Dockerfile

@@ -30,6 +30,8 @@ ARG MASTODON_VERSION_PRERELEASE=""
 # Append build metadata or fork information to version.rb [--build-arg MASTODON_VERSION_METADATA="pr-123456"]
 ARG MASTODON_VERSION_METADATA=""
 
+ARG MASTODON_SOURCE_TAG=""
+
 # Allow Ruby on Rails to serve static files
 # See: https://docs.joinmastodon.org/admin/config/#rails_serve_static_files
 ARG RAILS_SERVE_STATIC_FILES="true"
@@ -52,7 +54,11 @@ ENV \
   RAILS_SERVE_STATIC_FILES=${RAILS_SERVE_STATIC_FILES} \
   RUBY_YJIT_ENABLE=${RUBY_YJIT_ENABLE} \
 # Apply timezone
-  TZ=${TZ}
+  TZ=${TZ} \
+# Custom settings
+  GITHUB_REPOSITORY="ushitora-anqou/mastodon" \
+  SOURCE_BASE_URL="https://github.com/ushitora-anqou/mastodon" \
+  SOURCE_TAG="${MASTODON_SOURCE_TAG}"
 
 ENV \
 # Configure the IP to bind Mastodon to when serving traffic
@@ -408,3 +414,5 @@ USER mastodon
 EXPOSE 3000
 # Set container tini as default entry point
 ENTRYPOINT ["/usr/bin/tini", "--"]
+
+LABEL org.opencontainers.image.source="https://github.com/ushitora-anqou/mastodon/blob/master/Dockerfile"