Dockerfile

FROM python:3.9-slim

WORKDIR /app

# Install system dependencies including those for dlib
RUN apt-get update && apt-get install -y \
    build-essential \
    curl \
    software-properties-common \
    git \
    cmake \
    libx11-dev \
    libgtk-3-dev \
    libxtst-dev \
    libboost-all-dev \
    && rm -rf /var/lib/apt/lists/*

COPY requirements.txt ./
# Install Python dependencies before copying application code to leverage Docker caching
RUN pip3 install --verbose -r requirements.txt

COPY src/ ./src/

EXPOSE 8501

HEALTHCHECK CMD curl --fail http://localhost:8501/_stcore/health

ENTRYPOINT ["streamlit", "run", "src/streamlit_app.py", "--server.port=8501", "--server.address=0.0.0.0"]