Dockerfile

# Use official Python image
FROM python:3.12-slim

# Prevent Python from writing .pyc files
ENV PYTHONDONTWRITEBYTECODE=1

# Ensure logs are shown immediately
ENV PYTHONUNBUFFERED=1

# Set working directory
WORKDIR /app

# Install system packages
RUN apt-get update && apt-get install -y \
    build-essential \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements first (better Docker caching)
COPY requirements.txt .

# Install dependencies
RUN pip install --no-cache-dir --upgrade pip && \
    pip install --no-cache-dir -r requirements.txt

# Copy project
COPY . .

# Streamlit port
EXPOSE 8501

# Run Streamlit app
CMD streamlit run app.py --server.address=0.0.0.0 --server.port=${PORT:-8501}