[FRANKENSTEIN] fix uid collision — reuse pwuser

Dockerfile

@@ -1,19 +1,21 @@
 FROM mcr.microsoft.com/playwright/python:v1.49.0-noble
 
-RUN useradd -m -u 1000 user
-USER user
-WORKDIR /home/user/app
+# The Playwright image already ships a UID-1000 `pwuser`. Reuse it.
+RUN mkdir -p /app && chown -R pwuser:pwuser /app
+USER pwuser
+WORKDIR /app
 
-ENV PATH=/home/user/.local/bin:$PATH \
+ENV PATH=/home/pwuser/.local/bin:$PATH \
     DISPLAY=:99 \
     BROWSER_USE_HEADLESS=1 \
     PYTHONUNBUFFERED=1 \
-    DATA_DIR=/data
+    DATA_DIR=/data \
+    HOME=/home/pwuser
 
-COPY --chown=user requirements.txt /home/user/app/
+COPY --chown=pwuser:pwuser requirements.txt /app/
 RUN pip install --no-cache-dir --user -r requirements.txt
 
-COPY --chown=user app.py /home/user/app/
+COPY --chown=pwuser:pwuser app.py /app/
 
 EXPOSE 7860
 CMD ["python", "-m", "uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]