Update Dockerfile

Dockerfile

@@ -1,33 +1,27 @@
 # 1. Start with a stable base image
 FROM python:3.10.13-slim-bullseye
 
-# 2. Set the working directory
-WORKDIR /code
-
-# 3. Install git as the root user
+# 2. Install git as the root user
 RUN apt-get update && apt-get install -y --no-install-recommends git && \
     apt-get clean && rm -rf /var/lib/apt/lists/*
 
-# 4. Copy requirements and application files
+# 3. Create a non-root user for security
+RUN useradd --create-home --shell /bin/bash --uid 1000 user
+
+# 4. Set the working directory in the new user's home
+WORKDIR /home/user/app
+
+# 5. Copy files and install dependencies
 COPY ./requirements.txt .
 COPY ./mine_diffs.py .
-
-# 5. Install Python dependencies
 RUN pip install --no-cache-dir --upgrade -r requirements.txt
 
-# 6. Create and switch to the non-root user
-# This command creates the user AND their primary group
-RUN useradd --create-home --uid 1000 user
-USER user
+# 6. Change ownership of the app directory to the non-root user.
+# This is the critical step to grant write permissions.
+RUN chown -R user:user /home/user/app
 
-# 7. IMPORTANT: Re-set WORKDIR to the user's home and set permissions
-# This ensures we are working in a directory the user owns
-WORKDIR /home/user/code
-RUN chown -R user:user /home/user
-
-# 8. Copy files again to the new WORKDIR
-COPY ./requirements.txt .
-COPY ./mine_diffs.py .
+# 7. Switch to the non-root user
+USER user
 
-# 9. Set the command to automatically run the script
+# 8. Run the script automatically on startup
 CMD ["python", "mine_diffs.py"]