chore: Push the latest image on push master.

Signed-off-by: Lan Liang <[email protected]>

.github/workflows/docker_image.yml

@@ -2,6 +2,9 @@ name: Push Docker Image
 
 on:
   workflow_dispatch: { }
+  push:
+    branches:
+      - master
 
 env:
   CI_RUST_TOOLCHAIN: 1.74.0
@@ -33,7 +36,12 @@ jobs:
 
       - name: Generate App Version
         id: generate_app_version
-        run: echo app_version=`git describe --tags --always` >> $GITHUB_OUTPUT
+        run: |
+          if [ ${{ github.event_name }} = "push" ];then
+            echo app_version=latest >> $GITHUB_OUTPUT
+          else
+            echo app_version=`git describe --tags --always` >> $GITHUB_OUTPUT
+          fi
 
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3