ci:fixed action build

Author: Suyunmeng

.github/workflows/docker-image.yml

@@ -1,12 +1,15 @@
-name: build_docker
+name: Release builds (Docker)
 
 on:
   push:
     branches: [ "**" ]
   pull_request:
     branches: [ "**" ]
   workflow_dispatch:  
-  
+
+env:
+  DOCKERHUB_ORG_NAME: ${{ vars.DOCKERHUB_ORG_NAME || 'openlistteam' }}  
+
 jobs:
   build_docker:
     name: Docker
@@ -18,15 +21,15 @@ jobs:
         id: meta
         uses: docker/metadata-action@v3
         with:
-          images: openlistteam/ocr_api_server
+          images: ${{ env.DOCKERHUB_ORG_NAME }}/ocr_api_server
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v1
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v1
       - name: Login to DockerHub
         uses: docker/login-action@v1
         with:
-          username: openlistteam
+          username: ${{ env.DOCKERHUB_ORG_NAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
       - name: Build and push
         id: docker_build