diff --git a/backend/Dockerfile b/backend/Dockerfile
index 67bd3f3..7036eb6 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -3,6 +3,9 @@ FROM golang:1.26-alpine AS builder
 
 WORKDIR /app
 
+# 使用国内 Go 代理
+ENV GOPROXY=https://goproxy.cn,https://goproxy.io,direct
+
 # 先复制依赖清单，利用 Docker 缓存层
 COPY go.mod go.sum ./
 RUN go mod download
diff --git a/deploy.sh b/deploy.sh
index f8421f6..7c786aa 100755
--- a/deploy.sh
+++ b/deploy.sh
@@ -12,7 +12,8 @@ info()  { echo -e "${GREEN}[INFO]${NC} $*"; }
 
 cmd_build() {
   info "构建 Docker 镜像..."
-  docker compose build
+  # 启用 BuildKit 加速构建
+  DOCKER_BUILDKIT=1 docker compose build --parallel
   info "构建完成"
 }
 
diff --git a/frontend/Dockerfile b/frontend/Dockerfile
index 2e72310..8a66c0a 100644
--- a/frontend/Dockerfile
+++ b/frontend/Dockerfile
@@ -3,6 +3,9 @@ FROM node:22-alpine AS builder
 
 WORKDIR /app
 
+# 使用国内 npm 镜像
+RUN npm config set registry https://registry.npmmirror.com
+
 # 先复制依赖清单，利用 Docker 缓存层
 COPY package.json package-lock.json ./
 RUN npm ci