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Dockerfile

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+FROM python:3.9-slim
+
+WORKDIR /app
+
+# Install system dependencies
+RUN apt-get update && apt-get install -y \
+    build-essential \
+    curl \
+    && rm -rf /var/lib/apt/lists/*
+
+# Copy requirements first for better caching
+COPY requirements.txt .
+RUN pip3 install --no-cache-dir -r requirements.txt
+
+# Copy all files
+COPY . .
+
+# Expose port for Streamlit
+EXPOSE 8501
+
+# Health check
+HEALTHCHECK CMD curl --fail http://localhost:8501/_stcore/health
+
+# Run Streamlit
+ENTRYPOINT ["streamlit", "run", "app.py", "--server.port=8501", "--server.address=0.0.0.0"]