Merge pull request 'feat: 如果沒有 package-name 套過任務' (#7) from develop into master

Reviewed-on: #7

action.yml

@@ -112,8 +112,10 @@ runs:
     
     - name: 清理舊映像
       id: cleanup-images
+      if: ${{ inputs.package-name != '' }}
       shell: bash
       run: |
+        
         echo "開始清理舊映像，保留最新 ${{ inputs.keep-count }} 個版本"
         
         # 提取 owner 名稱