update workflows

Signed-off-by: frezes <zhangjunhao@kubesphere.io>

Author: frezes

.github/workflows/build-museum.yaml

@@ -1,12 +1,12 @@
-name: Build & Package Extensions
+name: Package Extensions & Build Docker Image
 
 on:
   push:
     tags:
-      - '*'
+      - '*'   
 
 jobs:
-  build:
+  package-and-build:
     runs-on: ubuntu-latest
 
     steps:
@@ -20,7 +20,7 @@ jobs:
           sudo mv ksbuilder /usr/local/bin/ksbuilder
           chmod +x /usr/local/bin/ksbuilder
 
-      - name: Package All Extensions
+      - name: Package All Extensions into .extension-museum
         run: |
           mkdir -p .extension-museum
           cd .extension-museum
@@ -31,14 +31,34 @@ jobs:
             fi
           done
 
-      - name: Commit & Push .extension-museum updates
+      - name: Commit & Push .extension-museum updates to main
         run: |
           git config user.name "github-actions[bot]"
           git config user.email "github-actions[bot]@users.noreply.github.com"
           git add .extension-museum || true
           if ! git diff --cached --quiet; then
             git commit -m "Update .extension-museum for $GITHUB_REF_NAME"
-            git push
+            git push origin HEAD:main
           else
             echo "No changes in .extension-museum"
           fi
+
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Build & Push Docker Image (multi-arch)
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          file: ./Dockerfile
+          push: true
+          platforms: linux/amd64,linux/arm64
+          tags: |
+            docker.io/frezes/ai-labs:${{ github.ref_name }}   
+            docker.io/frezes/ai-labs:latest