diff --git a/frontend/mining-admin-web/Dockerfile b/frontend/mining-admin-web/Dockerfile
index 1a8847bb..fa549df0 100644
--- a/frontend/mining-admin-web/Dockerfile
+++ b/frontend/mining-admin-web/Dockerfile
@@ -25,6 +25,9 @@ COPY . .
 ENV NEXT_TELEMETRY_DISABLED=1
 ENV NODE_ENV=production
 
+# 确保 public 目录存在（可能为空）
+RUN mkdir -p public
+
 # 构建应用
 RUN npm run build