use host.docker.internal proxy build

.gitea/workflows/build-and-push.yml

@@ -51,36 +51,21 @@ jobs:
           echo "$ACR_PASSWORD" | docker login "$ACR_REGISTRY" \
             --username "$ACR_USERNAME" --password-stdin
 
-      - name: Build Docker Image (proxy_net, one step)
+      - name: Build Docker Image (via host proxy)
         env:
           IMAGE: ${{ secrets.ACR_REGISTRY }}/${{ secrets.ACR_NAMESPACE }}/${{ vars.IMAGE_NAME }}
           TAG:   ${{ steps.meta.outputs.tag }}
         run: |
           set -euo pipefail
-
-          # 1) 确保网络存在
-          docker network inspect proxy_net >/dev/null 2>&1 || docker network create proxy_net
-
-          # 2) 重新创建并启用 builder，加入 proxy_net 且注入默认代理
-          docker buildx rm ci-builder >/dev/null 2>&1 || true
-          docker buildx create \
-            --name ci-builder --use \
-            --driver docker-container \
-            --driver-opt network=proxy_net \
-            --driver-opt env.http_proxy=http://proxy:7890,env.https_proxy=http://proxy:7890 \
-            >/dev/null
-
-          # 3) 构建（通过代理）。若想本步直接推仓库，把 --load 改成 --push
           docker buildx build \
-            --builder ci-builder \
             --progress=plain \
-            --build-arg HTTP_PROXY=http://proxy:7890 \
+            --add-host=host.docker.internal:host-gateway \
-            --build-arg HTTPS_PROXY=http://proxy:7890 \
+            --build-arg HTTP_PROXY=http://host.docker.internal:7890 \
-            --build-arg NO_PROXY=localhost,127.0.0.1,proxy \
+            --build-arg HTTPS_PROXY=http://host.docker.internal:7890 \
+            --build-arg NO_PROXY=localhost,127.0.0.1 \
             --load \
             -t "${IMAGE}:${TAG}" -f docker/Dockerfile .
 
-
       - name: Push Docker Image
         env:
           IMAGE: ${{ secrets.ACR_REGISTRY }}/${{ secrets.ACR_NAMESPACE }}/${{ vars.IMAGE_NAME }}