arc baseimage

Author: Weilong

.github/workflows/push-to-dockerhub.yml

@@ -3,15 +3,14 @@ name: Build and Push ARC Runner Image
 on:
   push:
     branches:
-      - main
+      - master
     paths:
       - 'Dockerfile'
       - '.github/workflows/push-to-dockerhub.yml'
-  workflow_dispatch: # 支持手动触发
-
+  workflow_dispatch:
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: gkedev-2026
     steps:
       - name: Checkout
         uses: actions/checkout@v4