Fix ModuleNotFoundError: Use standard pip instead of uv

Dockerfile

@@ -14,8 +14,8 @@ WORKDIR $HOME/app
 # Copy requirements file first to maximize Docker layer caching
 COPY --chown=user requirements.txt .
 
-# Use uv to install packages (~10x-100x faster than pip)
-RUN uv pip install --system --no-cache -r requirements.txt || true
+# Use standard pip to install packages reliably
+RUN pip install --no-cache-dir -r requirements.txt
 
 # Copy the rest of the application with proper ownership
 COPY --chown=user . $HOME/app