Dockerfile.txt

# Use lightweight Python 3.12 base
FROM python:3.12-slim

# Set working directory inside container
WORKDIR /optigrade

# Install OS dependencies
RUN apt-get update && apt-get install -y --no-install-recommends \
    build-essential \
    && rm -rf /var/lib/apt/lists/*

# Copy all project files
COPY . .

# Install Python dependencies
RUN pip install --upgrade pip setuptools
RUN pip install --no-cache-dir -r requirements.txt

# Copy .env.example to .env if it doesn’t exist (basic shell logic)
RUN [ ! -f ".env" ] && cp .env.example .env || true

# Run model training if file exists
RUN [ -f "models/train_model.py" ] && python models/train_model.py || true

# Expose Streamlit’s default port
EXPOSE 8501

# Launch the app!
CMD ["streamlit", "run", "optigrade_app.py"]