Dockerfile revised

Dockerfile

@@ -1,23 +1,27 @@
-# 使用官方 Python 3.13
+# Python 3.13
 FROM python:3.13
 
-# 创建一个非root用户 (Hugging Face官方示例里常见)
+WORKDIR /code
+
+COPY ./requirements.txt /code/requirements.txt
+
+RUN pip install --no-cache-dir --upgrade -r /code/requirements.txt
+
+# Set up a new user named "user" with user ID 1000
 RUN useradd -m -u 1000 user
-USER user
 
-# 把 ~/.local/bin 加进 PATH，便于 pip 安装脚本等
-ENV PATH="/home/user/.local/bin:$PATH"
+# Switch to the "user" user
+USER user
 
-# 切换到 /app 目录
-WORKDIR /app
+# Set home to the user's home directory
+ENV HOME=/home/user \
+    PATH=/home/user/.local/bin:$PATH
 
-# 先复制 requirements.txt 并安装依赖
-COPY requirements.txt .
-RUN pip install --no-cache-dir --upgrade -r requirements.txt
+# Set the working directory to the user's home directory
+WORKDIR $HOME/app
 
-# 再把当前所有代码复制到 /app
-# (此时已含你编译好的前端文件，位于你的 backend/static/ 下)
-COPY . /app
+# Copy the current directory contents into the container at $HOME/app setting the owner to the user
+COPY --chown=user . $HOME/app
 
-# 最终启动命令：监听 0.0.0.0:7860
+# Listen 0.0.0.0:7860
 CMD ["python", "backend/app.py", "--host=0.0.0.0", "--port", "7860"]