ci: Refactor release workflow to use environment variables for Docker Hub credentials and dynamically determine Docker Hub image name.

.github/PULL_REQUEST_TEMPLATE.md

@@ -13,12 +13,8 @@
 
 #### 🔀 变更说明 | Description of Change
 
-<!-- Thank you for your Pull Request. Please provide a description above. -->
+
 
 #### 📝 补充信息 | Additional Information
 
-<!-- Add any other context about the Pull Request here. -->
 
----
-
-> 💡 **提示**：如果修改了 `webui/` 目录下的文件，PR 合并后 CI 会自动构建并提交产物，无需手动构建。

.github/workflows/release-artifacts.yml

@@ -12,6 +12,9 @@ permissions:
 jobs:
   build-and-upload:
     runs-on: ubuntu-latest
+    env:
+      DOCKERHUB_USERNAME: ${{ secrets.DOCKERHUB_USERNAME }}
+      DOCKERHUB_TOKEN: ${{ secrets.DOCKERHUB_TOKEN }}
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -87,10 +90,11 @@ jobs:
           password: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Log in to Docker Hub
+        if: "${{ env.DOCKERHUB_USERNAME != '' }}"
         uses: docker/login-action@v3
         with:
-          username: ${{ secrets.DOCKERHUB_USERNAME }}
-          password: ${{ secrets.DOCKERHUB_TOKEN }}
+          username: ${{ env.DOCKERHUB_USERNAME }}
+          password: ${{ env.DOCKERHUB_TOKEN }}
 
       - name: Extract Docker metadata
         id: meta_release
@@ -98,7 +102,7 @@ jobs:
         with:
           images: |
             ghcr.io/${{ github.repository }}
-            cjackhwang/ds2api
+            ${{ env.DOCKERHUB_USERNAME || 'cjackhwang' }}/ds2api
           tags: |
             type=raw,value=${{ github.event.release.tag_name }}
             type=raw,value=latest