Update Dockerfile

Dockerfile

@@ -1,5 +1,5 @@
-# 1. Use Python 3.10 (Better support for ChromaDB/SQLite)
-FROM python:3.10
+# 1. Use Python 3.9
+FROM python:3.9
 
 # 2. Set up the user FIRST (Security requirement)
 RUN useradd -m -u 1000 user
@@ -11,16 +11,20 @@ WORKDIR /code
 COPY --chown=user ./requirements.txt /code/requirements.txt
 RUN pip install --no-cache-dir --upgrade -r /code/requirements.txt
 
-# 5. COPY EVERYTHING (Crucial Change: --chown=user)
-# This ensures 'user' owns the database files and can write to them
+# 5. COPY EVERYTHING with Ownership Fix
+# This tells Docker: "Make 'user' the owner of all these files, not Root"
 COPY --chown=user . /code
 
-# 6. Switch to the non-root user
+# 6. FORCE PERMISSIONS (The Fix for Error 13)
+# This grants Read/Write access to the folder so SQLite can create lock files
+RUN chmod -R 777 /code
+
+# 7. Switch to the non-root user
 USER user
 
-# 7. Set Environment Variables
+# 8. Set Environment Variables
 ENV HOME=/home/user \
 	PATH=/home/user/.local/bin:$PATH
 
-# 8. Run the App
+# 9. Run the App
 CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]