Create Dockerfile

Dockerfile

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+# Use Python 3.10 base image
+FROM python:3.10-slim
+
+# Set working directory
+WORKDIR /app
+
+# Install system dependencies
+RUN apt-get update && apt-get install -y \
+    build-essential \
+    && rm -rf /var/lib/apt/lists/*
+
+# Create non-root user (required by HF Spaces)
+RUN useradd -m -u 1000 user
+USER user
+ENV HOME=/home/user
+ENV PATH=/home/user/.local/bin:$PATH
+
+# Set working directory for user
+WORKDIR $HOME/app
+
+# Copy requirements first (for caching)
+COPY --chown=user requirements.txt .
+
+# Install Python dependencies
+RUN pip install --no-cache-dir --upgrade pip && \
+    pip install --no-cache-dir -r requirements.txt
+
+# Copy application code
+COPY --chown=user app.py .
+
+# Expose port
+EXPOSE 7860
+
+# Run the Flask app
+CMD ["python", "app.py"]