Initial commit

.gitea/workflows/docker-build-multiarch.yml

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+name: Docker Build (multi-arch AMD64 + ARM64)
+
+on:
+  workflow_dispatch:
+  
+env:
+  REGISTRY: gitea.cuihang1201.synology.me
+  IMAGE_NAME: hangpersonal/sad-workspace
+  TAG_NAME: latest
+  PLATFORMS: linux/amd64,linux/arm64
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Set up QEMU (for cross-compiling)
+        uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        id: buildx
+        uses: docker/setup-buildx-action@v3
+
+      # Login to your Gitea registry: provide REGISTRY_USER / REGISTRY_PASSWORD as repo secrets in Gitea
+      - name: Log in to registry
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ secrets.REGISTRY_USER }}
+          password: ${{ secrets.REGISTRY_TOKEN }}
+
+      # Optional: derive tags/labels from repo metadata; comment out if you prefer static tags only
+      - name: Docker metadata
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+          tags: |
+            type=raw,value=${{ env.TAG_NAME }}
+            type=raw,value=sha-${{ github.sha }}
+          flavor: |
+            latest=false
+
+      - name: Build and push (multi-arch)
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          file: ./Dockerfile
+          push: true
+          platforms: ${{ env.PLATFORMS }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+
+      # Optional: print the final manifest list for verification
+      - name: Inspect pushed manifest
+        run: |
+          docker buildx imagetools inspect ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ env.TAG_NAME }}