diff --git a/Dockerfile b/Dockerfile
index f70aede..a826ee3 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,7 +5,17 @@ WORKDIR /app
 
 # 设置环境变量
 ENV PYTHONDONTWRITEBYTECODE=1 \
-    PYTHONUNBUFFERED=1
+    PYTHONUNBUFFERED=1 \
+    PYTHONIOENCODING=utf-8 \
+    TZ=Asia/Shanghai
+
+# 设置时区
+RUN ln -sf /usr/share/zoneinfo/Asia/Shanghai /etc/localtime && \
+    echo "Asia/Shanghai" > /etc/timezone
+
+# 替换为国内apt源
+RUN sed -i 's/deb.debian.org/mirrors.aliyun.com/g' /etc/apt/sources.list && \
+    sed -i 's/security.debian.org/mirrors.aliyun.com/g' /etc/apt/sources.list
 
 # 安装系统依赖
 RUN apt-get update && apt-get install -y --no-install-recommends \
@@ -17,6 +27,11 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     && apt-get clean \
     && rm -rf /var/lib/apt/lists/*
 
+# 设置pip镜像源
+RUN pip config set global.index-url https://mirrors.aliyun.com/pypi/simple/ \
+    && pip config set install.trusted-host mirrors.aliyun.com \
+    && pip install --no-cache-dir --upgrade pip setuptools wheel
+
 # 复制项目文件
 COPY . /app/
 
@@ -31,5 +46,9 @@ USER appuser
 # 暴露端口
 EXPOSE 9001
 
+# 设置健康检查
+HEALTHCHECK --interval=30s --timeout=5s --start-period=5s --retries=3 \
+  CMD curl -f http://localhost:9001/health || exit 1
+
 # 启动命令
 CMD ["uvicorn", "run:app", "--host", "0.0.0.0", "--port", "9001"] 
\ No newline at end of file