fix Docker permissions

Dockerfile

@@ -1,13 +1,25 @@
-FROM python:3.10
+FROM python:3.10 as build
 
-WORKDIR /usr/src/app
+RUN useradd -m -u 1000 user
+USER user
 
-COPY requirements-cpu.txt requirements-gui.txt ./
+# Set home to the user's home directory
+ENV HOME=/home/user \
+	PATH=/home/user/.local/bin:$PATH
+
+# Set the working directory to the user's home directory
+WORKDIR $HOME/app
+
+
+COPY --chown=user requirements-cpu.txt requirements-gui.txt ./
 RUN pip install --no-cache-dir -r requirements-cpu.txt -r requirements-gui.txt --extra-index-url https://download.pytorch.org/whl/cpu 
 
-COPY . .
+FROM build as final
+
+COPY --chown=user . .
 
+# download weights
 RUN python download_files.py --overwrite
 
-CMD [ "python", "./predict-gui.py" ]
+CMD [ "python", "./predict-gui.py"]