FROM python:3.11-slim
WORKDIR /app

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

# Only what convert_model.py actually needs — copy this BEFORE the rest of the app
COPY convert_model.py .
RUN python convert_model.py

# Now copy everything else — app code changes no longer touch the layer above
COPY . .

EXPOSE 8000
CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8000"]