fix: build test

.gitea/workflows/build.yml

@@ -17,7 +17,8 @@ jobs:
     - name: start buildkit
       run: |
         mkdir -p /tmp/buildkit
-        /usr/local/bin/buildkitd --root
+        /usr/local/bin/buildkitd --root /tmp/buildkit --addr unix:///tmp/buildkit/buildkitd.sock &
+        export BUILDKIT_HOST=unix:///tmp/buildkit/buildkitd.sock
         sleep 5  # 等待 buildkitd 启动
     - name: Build and push Docker images
       env:
@@ -37,5 +38,6 @@ jobs:
             --frontend dockerfile.v0 \
             --local context="$dir" \
             --local dockerfile="$dir" \
-            --output type=image,name="$IMAGE_NAME",push=true
+            --output type=image,name="$IMAGE_NAME",push=true \
+            --addr $BUILDKIT_HOST
         done