docker modif

Dockerfile

@@ -16,7 +16,10 @@ COPY --chown=appuser:appgroup requirements.txt .
 
 # Create the cache directory and set permissions before switching user
 # This ensures the directory exists and is writable by appuser
-RUN mkdir -p /app/.uv_cache && chown -R appuser:appgroup /app/.uv_cache
+RUN mkdir -p ${UV_CACHE_DIR} && chown -R appuser:appgroup ${UV_CACHE_DIR}
+
+# Grant appuser ownership of /app to allow creating .venv
+RUN chown appuser:appgroup /app
 
 # Switch to the non-root user
 USER appuser