Add Playwright system dependencies

Dockerfile

@@ -3,8 +3,15 @@
 
 FROM python:3.12-slim-bullseye
 
-# Update system packages to patch vulnerabilities
-RUN apt-get update && apt-get upgrade -y && rm -rf /var/lib/apt/lists/*
+# Update system packages and install Playwright dependencies
+RUN apt-get update && apt-get upgrade -y && \
+    apt-get install -y --no-install-recommends \
+    libglib2.0-0 libgobject-2.0-0 libnspr4 libnss3 libnssutil3 libsmime3 \
+    libgio-2.0-0 libdbus-1-3 libatk-1.0-0 libatk-bridge-2.0-0 libcups2 \
+    libexpat1 libxcb1 libxkbcommon0 libatspi2.0-0 libx11-6 libxcomposite1 \
+    libxdamage1 libxext6 libxfixes3 libxrandr2 libgbm1 libcairo2 libpango-1.0-0 \
+    libasound2 && \
+    rm -rf /var/lib/apt/lists/*
 
 # Create non-root user for security
 RUN useradd -m -u 1000 user
@@ -17,15 +24,15 @@ WORKDIR /app
 COPY --chown=user ./requirements.txt requirements.txt
 RUN pip install --no-cache-dir --upgrade -r requirements.txt
 
+# Copy application code first
+COPY --chown=user . /app
+
 # Download NLTK data
 RUN python -m nltk.downloader stopwords wordnet punkt_tab
 
-# Install Playwright browsers
+# Install Playwright browsers (after app is copied)
 RUN playwright install chromium
 
-# Copy application code
-COPY --chown=user . /app
-
 # Expose port (HF Spaces uses 7860)
 EXPOSE 7860