Dockerfile

# syntax=docker/dockerfile:1.7

FROM node:22-bookworm-slim AS frontend-builder

WORKDIR /src/frontend

COPY frontend/package.json frontend/package-lock.json ./
RUN npm ci

COPY frontend/ ./
RUN npm run build


FROM python:3.12-slim AS runtime

ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    LABELIMG_DISABLE_FILE_DIALOGS=1

WORKDIR /app

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

COPY backend ./backend
COPY main.py LICENSE README.md ./
COPY models ./models
COPY --from=frontend-builder /src/frontend/dist ./frontend/dist

RUN mkdir -p /app/data /app/models /datasets

EXPOSE 8000

HEALTHCHECK --interval=30s --timeout=5s --start-period=10s --retries=3 \
    CMD python -c "import urllib.request; urllib.request.urlopen('http://127.0.0.1:8000/api/health', timeout=3).read()"

CMD ["python", "main.py", "--host", "0.0.0.0", "--port", "8000"]