ci: publish multi-arch ChatLab CLI image

.github/docker/chatlab-cli.Dockerfile

@@ -0,0 +1,26 @@
+# syntax=docker/dockerfile:1
+
+FROM node:24-bookworm-slim
+
+ARG CHATLAB_VERSION
+
+RUN test -n "$CHATLAB_VERSION" \
+    && apt-get update \
+    && apt-get install --yes --no-install-recommends g++ make python3 \
+    && npm install --global --omit=dev "chatlab-cli@${CHATLAB_VERSION}" \
+    && npm cache clean --force \
+    && apt-get purge --yes --auto-remove g++ make python3 \
+    && rm -rf /var/lib/apt/lists/*
+
+ENV CHATLAB_DATA_DIR=/data
+
+RUN install -d -o node -g node /data
+
+WORKDIR /data
+
+USER node
+
+EXPOSE 3110
+
+ENTRYPOINT ["chatlab"]
+CMD ["start", "--no-open", "--host", "0.0.0.0"]

.github/workflows/release.yml

@@ -554,6 +554,58 @@ jobs:
         working-directory: apps/cli
         run: npm publish --ignore-scripts --provenance --tag ${{ needs.prepare_release.outputs.npm_tag }}
 
+  publish-docker:
+    needs: [prepare_release, release, publish-cli]
+    runs-on: ubuntu-latest
+
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout image definition
+        uses: actions/checkout@v5
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v4
+
+      - name: Log in to GHCR
+        uses: docker/login-action@v4
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ github.token }}
+
+      - name: Docker metadata
+        id: meta
+        uses: docker/metadata-action@v6
+        with:
+          images: ghcr.io/${{ github.repository_owner }}/chatlab-cli
+          tags: |
+            type=raw,value=${{ needs.prepare_release.outputs.version_tag }}
+            type=raw,value=latest,enable=${{ needs.prepare_release.outputs.npm_tag == 'latest' }}
+          labels: |
+            org.opencontainers.image.source=https://github.com/${{ github.repository }}
+            org.opencontainers.image.version=${{ needs.prepare_release.outputs.version_tag }}
+            org.opencontainers.image.revision=${{ github.sha }}
+
+      - name: Build and push
+        uses: docker/build-push-action@v7
+        with:
+          context: .
+          file: .github/docker/chatlab-cli.Dockerfile
+          push: true
+          platforms: linux/amd64,linux/arm64
+          build-args: |
+            CHATLAB_VERSION=${{ needs.prepare_release.outputs.version }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          cache-from: type=gha,scope=chatlab-cli
+          cache-to: type=gha,mode=max,scope=chatlab-cli
+
   cleanup-r2:
     needs: [prepare_release, release]
     if: needs.prepare_release.outputs.is_prerelease == 'false'