Update Dockerfile

Dockerfile

@@ -6,29 +6,33 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     ffmpeg \
     && rm -rf /var/lib/apt/lists/*
 
-# Set working directory
-WORKDIR /app
+# Create non-root user for Hugging Face Spaces compatibility
+RUN useradd -m -u 1000 user
 
-# Copy app files
-COPY . /app
+# Set environment variables
+ENV HOME=/home/user \
+    PATH=/home/user/.local/bin:$PATH \
+    PYTHONUNBUFFERED=1 \
+    STREAMLIT_BROWSER_GATHER_USAGE_STATS=false \
+    HF_HOME=/tmp/huggingface_cache
 
-# Install Python dependencies
-RUN pip install --no-cache-dir -r requirements.txt
+# Set working directory
+WORKDIR $HOME/app
 
-# Disable Streamlit usage stats to avoid permission issues with ~/.streamlit
-ENV STREAMLIT_BROWSER_GATHER_USAGE_STATS=0
+# Copy files as non-root user
+COPY --chown=user . $HOME/app
 
-# Set HOME to avoid root directory writes
-ENV HOME=/root
+# Install Python dependencies as non-root user
+RUN pip install --no-cache-dir --user -r requirements.txt
 
-# Create .streamlit dir if needed (though env var should suffice)
-RUN mkdir -p /root/.streamlit
+# Switch to non-root user
+USER user
 
-# Expose Streamlit port
-EXPOSE 8501
+# Expose Streamlit port (use 7860 for default HF Spaces, or specify app_port in README.md)
+EXPOSE 7860
 
 # Health check
-HEALTHCHECK CMD curl --fail http://localhost:8501/_stcore/health || exit 1
+HEALTHCHECK CMD curl --fail http://localhost:7860/_stcore/health || exit 1
 
-# Run the app
-CMD ["streamlit", "run", "src/streamlit_app.py", "--server.port=8501", "--server.address=0.0.0.0"]
+# Run the app (adjust port to 7860 for HF Spaces default)
+CMD ["streamlit", "run", "src/streamlit_app.py", "--server.port=7860", "--server.address=0.0.0.0"]