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+# Use full Python 3.9 base image
+FROM python:3.9
+
+# Set working directory
+WORKDIR /app
+
+# Install dependencies
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Copy app
+COPY app.py .
+
+# Expose Hugging Face default port
+ENV PORT=7860
+EXPOSE 7860
+
+# Run Streamlit
+CMD ["streamlit", "run", "app.py", "--server.port=7860", "--server.address=0.0.0.0"]