update

backend/Dockerfile

@@ -0,0 +1,18 @@
+FROM python:3.11-slim
+
+WORKDIR /app
+
+# 安装依赖
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+# 复制代码
+COPY app/ ./app/
+COPY data/ ./data/
+
+# 环境变量
+ENV API_HOST=0.0.0.0
+ENV API_PORT=8000
+
+# 启动命令
+CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8000"]