如果仓库有nginx.conf就用仓库的

action.yml

@@ -8,16 +8,25 @@ runs:
       with:
         entrypoint: "/bin/bash"
         args: |
-          -c "export https_proxy=http://100.100.13.14:8118 && \
-          export http_proxy=http://100.100.13.14:8118 && \
-          npm pkg set version=${{ github.ref_name }} && \
+          -c "npm pkg set version=${{ github.ref_name }} && \
           npm ci && \
           npm run build-only"
 
+    # 项目根目录有 nginx.conf 就用项目自己的（例如要开 COOP/COEP 之类的自定义配置），
+    # 没有才用本 action 自带的通用配置
     - uses: docker://ubuntu:latest
       with:
         entrypoint: "/bin/bash"
         args: |
-          -c 'cp "${{ github.action_path }}/nginx.conf" ./ && cp "${{ github.action_path }}/vue.Dockerfile" ./Dockerfile'
+          -c '
+          set -e
+          if [ -f ./nginx.conf ]; then
+            echo "nginx.conf：用项目根目录的"
+          else
+            cp "${{ github.action_path }}/nginx.conf" ./nginx.conf
+            echo "nginx.conf：用 action 自带的"
+          fi
+          cp "${{ github.action_path }}/vue.Dockerfile" ./Dockerfile
+          '
 
     - uses: actions/docker-build-push@main

nginx.conf

@@ -3,6 +3,18 @@ server {
     root /usr/share/nginx/html;
     index index.html;
 
+    # 👇 跨域配置开始
+    add_header Access-Control-Allow-Origin * always;
+    add_header Access-Control-Allow-Methods 'GET, POST, OPTIONS, PUT, DELETE' always;
+    add_header Access-Control-Allow-Headers '*, Origin, X-Requested-With, Content-Type, Accept, Authorization, X-Token' always;
+    add_header Access-Control-Allow-Credentials 'true' always;
+
+    # 处理预检 OPTIONS 请求
+    if ($request_method = 'OPTIONS') {
+        return 204;
+    }
+    # 👆 跨域配置结束
+
     location / {
         try_files $uri $uri/ /index.html;
     }