更新 .github/workflows/buidl_and_push_ghcr.yml

.github/workflows/buidl_and_push_ghcr.yml

@@ -13,22 +13,16 @@ on:
 jobs:
   build:
     runs-on: ubuntu-latest
-    container:
-      image: docker:dind
-      options: --privileged
     
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
       
-      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
-      
       - name: Extract metadata
         id: meta
         run: |
           echo "date=$(date +'%Y%m%d-%H%M%S')" >> $GITHUB_OUTPUT
-          echo "sha_short=$(echo $GITHUB_SHA | cut -c1-7)" >> $GITHUB_OUTPUT
+          echo "sha_short=$(echo ${GITHUB_SHA} | cut -c1-7)" >> $GITHUB_OUTPUT
       
       - name: Build Docker image
         run: |