[ISSUE apache#913] Push docker image to apache repo (apache#4282)

* Update build file to push docker image only on release

Fix apache#913

* Update build.yaml

---------

Co-authored-by: mike_xwm <[email protected]>

.github/workflows/build.yaml

@@ -18,23 +18,32 @@
 #
 name: Build
 on:
-  push:
-    branches:
-      - master
+  release:
+    types: [released]
 
 jobs:
   docker:
     runs-on: ubuntu-latest
     steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
       - name: Login to DockerHub
         uses: docker/login-action@v2
         with:
-          username: ${{ secrets.DOCKERHUB_USERNAME }}
-          password: ${{ secrets.DOCKERHUB_PASSWORD }}
+          username: ${{ secrets.DOCKERHUB_USER }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      - name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: |
+            apache/eventmesh
+
       - name: Build and push
-        uses: docker/build-push-action@v3
+        uses: docker/build-push-action@v4
         with:
           push: true
-          tags: eventmesh/eventmesh:latest
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
           file: ./docker/Dockerfile
           context: ./