diff --git a/.gitea/workflows/ci-pipeline.yml b/.gitea/workflows/ci-pipeline.yml
index f86aebc26..12c247b0b 100755
--- a/.gitea/workflows/ci-pipeline.yml
+++ b/.gitea/workflows/ci-pipeline.yml
@@ -641,11 +641,40 @@ jobs:
           
           # 构建builder基础镜像
           echo "构建 worker-base-builder..."
-          docker build -f infra/docker/worker-base-builder.Dockerfile -t "$BASE_BUILDER" .
+          # 用buildx docker-container驱动构建（兼容DooD模式：普通docker build看不到容器内文件）
+          BUILDER_NAME="ci-pr-builder-${GITHUB_RUN_ID:-local}"
+          if ! docker buildx inspect "$BUILDER_NAME" > /dev/null 2>&1; then
+            docker buildx create --use --name "$BUILDER_NAME" --driver docker-container
+          else
+            docker buildx use "$BUILDER_NAME"
+          fi
+          docker buildx inspect --bootstrap > /dev/null 2>&1
+          
+          # 构建builder基础镜像（带重试，buildx容器偶发不稳定）
+          echo "构建 worker-base-builder..."
+          for attempt in 1 2 3; do
+            if docker buildx build --load -f infra/docker/worker-base-builder.Dockerfile -t "$BASE_BUILDER" .; then
+              echo "worker-base-builder 构建成功"
+              break
+            fi
+            echo "worker-base-builder 构建失败，重试 $attempt/3..."
+            docker buildx rm "$BUILDER_NAME" 2>/dev/null || true
+            docker buildx create --use --name "$BUILDER_NAME" --driver docker-container
+            sleep 3
+          done
           
           # 构建runtime基础镜像
           echo "构建 worker-base-runtime..."
-          docker build -f infra/docker/worker-base-runtime.Dockerfile -t "$BASE_RUNTIME" .
+          for attempt in 1 2 3; do
+            if docker buildx build --load -f infra/docker/worker-base-runtime.Dockerfile -t "$BASE_RUNTIME" .; then
+              echo "worker-base-runtime 构建成功"
+              break
+            fi
+            echo "worker-base-runtime 构建失败，重试 $attempt/3..."
+            docker buildx rm "$BUILDER_NAME" 2>/dev/null || true
+            docker buildx create --use --name "$BUILDER_NAME" --driver docker-container
+            sleep 3
+          done
           
           echo "fallback=true" >> $GITHUB_OUTPUT
           echo "基础镜像本地构建完成"
diff --git a/infra/docker/worker.Dockerfile b/infra/docker/worker.Dockerfile
index d00043021..beb15a399 100755
--- a/infra/docker/worker.Dockerfile
+++ b/infra/docker/worker.Dockerfile
@@ -11,7 +11,7 @@
 #   - requirements-base.txt 全部依赖
 #   - requirements-worker.txt 全部依赖 (numpy/scipy/opencv)
 #   - 预strip的.so文件
-FROM git.xiaoxiajianji.com/xiaoxia-saas/worker-base-builder:latest AS builder
+FROM xiaoxia-registry.cn-hangzhou.cr.aliyuncs.com/xiaoxiakeji/worker-base-builder:latest AS builder
 
 ENV PATH="/opt/venv/bin:$PATH"
 
@@ -33,7 +33,7 @@ RUN find /opt/venv -type d -name "__pycache__" -exec rm -rf {} + 2>/dev/null; \
 # 从预构建的runtime基础镜像开始，已经包含：
 #   - ffmpeg
 #   - libglib2.0-0
-FROM git.xiaoxiajianji.com/xiaoxia-saas/worker-base-runtime:latest AS runtime
+FROM xiaoxia-registry.cn-hangzhou.cr.aliyuncs.com/xiaoxiakeji/worker-base-runtime:latest AS runtime
 
 # 构建参数：版本号
 ARG APP_VERSION=dev
diff --git a/scripts/ci/step_timer_start.sh b/scripts/ci/step_timer_start.sh
index 503143a6d..b53accb82 100755
--- a/scripts/ci/step_timer_start.sh
+++ b/scripts/ci/step_timer_start.sh
@@ -2,4 +2,5 @@
 # CI 公共步骤：Job 开始计时
 echo "JOB_START_TIME=$(date +%s)" >> $GITHUB_ENV
 echo "Job started at $(date)"
-# trigger CI run for PR validation
\ No newline at end of file
+# trigger CI run for PR validation
+# trigger CI - worker dood fallback fix test
\ No newline at end of file