FROM python:3.11-slim

ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    PIP_NO_CACHE_DIR=1 \
    PYTHONPATH=/app \
    FLASK_APP=src/app.py \
    SQLALCHEMY_DATABASE_URI=sqlite:////data/instance/transcriptions.db \
    UPLOAD_FOLDER=/data/uploads

WORKDIR /app

RUN apt-get update && apt-get install -y --no-install-recommends \
    ffmpeg \
    libgomp1 \
    curl \
    && rm -rf /var/lib/apt/lists/*

COPY speakr/requirements.txt /tmp/requirements.txt
RUN pip install --upgrade pip setuptools wheel \
    && pip install --index-url https://download.pytorch.org/whl/cpu torch \
    && pip install -r /tmp/requirements.txt \
    && rm -rf /root/.cache/pip

RUN mkdir -p /data/uploads /data/instance

EXPOSE 8899

CMD ["sh", "-c", "mkdir -p /data/uploads /data/instance && python -c \"from src.app import app; from src.clients import db; app.app_context().push(); db.create_all()\" && exec gunicorn --workers ${GUNICORN_WORKERS:-3} --threads ${GUNICORN_THREADS:-8} --bind 0.0.0.0:8899 --timeout ${GUNICORN_TIMEOUT:-600} src.app:app"]