Update Dockerfile

Dockerfile

@@ -1,20 +1,27 @@
-# Use Node.js as the base image
-FROM node:18
+# 使用官方Python轻量镜像
+FROM python:3.9-slim
 
-# Set the working directory inside the container
-WORKDIR /usr/src/app
+# 设置工作目录
+WORKDIR /app
 
-# Copy package.json and package-lock.json for dependency installation
-COPY package*.json ./
+# 安装系统依赖（用于健康检查）
+RUN apt-get update && apt-get install -y curl && rm -rf /var/lib/apt/lists/*
 
-# Install the dependencies
-RUN npm install
+# 复制依赖文件
+COPY requirements.txt .
 
-# Copy the rest of the application code into the container
-COPY . .
+# 安装Python依赖（使用阿里云镜像加速）
+RUN pip install --no-cache-dir -r requirements.txt -i https://mirrors.aliyun.com/pypi/simple/
 
-# Expose port 5000 for the server
-EXPOSE 5000
+# 复制应用代码
+COPY app.py .
 
-# Start the application
-CMD ["node", "server.js"]
+# 暴露端口
+EXPOSE 8000
+
+# 健康检查
+HEALTHCHECK --interval=30s --timeout=30s --start-period=5s --retries=3 \
+    CMD curl -f http://localhost:8000/healthz || exit 1
+
+# 启动命令（带热重载配置）
+CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "8000", "--workers", "4"]