# Hugging Face Space (Docker SDK) for the Kronos forecast app.
# Mirrors the local layout so crypto_ui/app.py's imports resolve unchanged:
#   /app/crypto_ui/app.py  ->  `from model import ...` via /app/Kronos/model
#                              optional texture metric via /app/roughness_lab
FROM python:3.11-slim

WORKDIR /app
ENV HOST=0.0.0.0 \
    PORT=7860 \
    HF_HOME=/app/.cache/huggingface \
    PYTHONUNBUFFERED=1

COPY crypto_ui/requirements.txt ./requirements.txt
RUN pip install --no-cache-dir --extra-index-url https://download.pytorch.org/whl/cpu -r requirements.txt

COPY crypto_ui/ ./crypto_ui/
COPY model/ ./Kronos/model/
COPY roughness_lab/roughness.py ./roughness_lab/roughness.py

# Models download from the HF Hub on first request; this dir must be writable.
RUN mkdir -p /app/.cache/huggingface /app/crypto_ui/analyses && chmod -R 777 /app/.cache

EXPOSE 7860
CMD ["python", "crypto_ui/app.py"]