FROM python:3.14-slim AS builder

ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    VIRTUAL_ENV=/opt/venv

WORKDIR /app

RUN python -m venv "$VIRTUAL_ENV"
ENV PATH="$VIRTUAL_ENV/bin:$PATH"

COPY requirements.txt .
RUN pip install --upgrade pip && pip install --no-cache-dir -r requirements.txt


FROM python:3.14-slim AS runtime

ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    VIRTUAL_ENV=/opt/venv \
    PATH="/opt/venv/bin:$PATH"

WORKDIR /app

COPY --from=builder /opt/venv /opt/venv
COPY app ./app
COPY main.py ./
COPY requirements.txt ./

RUN mkdir -p /app/data

CMD ["python", "main.py"]