Create dockerfile

dockerfile

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+# 使用多阶段构建以减少最终镜像大小  
+FROM node:18-alpine as frontend-builder  
+
+# 安装git  
+RUN apk add --no-cache git  
+
+# 克隆代码库  
+RUN git clone https://github.com/lanzhihong6/stock-scanner.git /app  
+
+# 设置前端工作目录  
+WORKDIR /app/frontend  
+
+# 安装依赖并构建前端  
+RUN npm ci && npm run build  
+
+# 后端阶段  
+FROM python:3.10-slim  
+
+# 设置工作目录  
+WORKDIR /app  
+
+# 安装git和运行时依赖  
+RUN apt-get update && apt-get install -y \
+    git \
+    libgl1-mesa-glx \
+    ca-certificates \
+    && rm -rf /var/lib/apt/lists/* 
+
+# 克隆代码库  
+RUN git clone https://github.com/lanzhihong6/stock-scanner.git /app  && \
+    chmod -R 777 /app   && \
+    chmod +x /app/web_server.py 
+# 安装Python依赖  
+RUN pip install --no-cache-dir -r requirements.txt  
+
+# 从前端构建阶段复制生成的静态文件到后端的前端目录  
+COPY --from=frontend-builder /app/frontend/dist /app/frontend/dist  
+
+# 暴露端口  
+EXPOSE 7860 
+
+# 启动命令  
+CMD ["python", "web_server.py"]