# Linuswise backend for a Hugging Face Space (Docker SDK).
# Built and run by HF; the public URL is routed to app_port (8765, see README.md).
FROM python:3.12-slim

# tzdata so the server's local time (date.today()/datetime.now()) is the user's,
# which sets the daily-batch rollover and the morning-email time. Override TZ with
# a Space "Variable" named TZ (e.g. Australia/Melbourne).
RUN apt-get update && apt-get install -y --no-install-recommends tzdata \
    && rm -rf /var/lib/apt/lists/*

ENV PYTHONUNBUFFERED=1 \
    TZ=America/Los_Angeles \
    HF_HOME=/app/hf_cache \
    LINUSWISE_WEB_HOST=0.0.0.0 \
    LINUSWISE_CONFIG=/app/space.config.toml

WORKDIR /app

# numpy / pymupdf / tokenizers all ship manylinux x86_64 wheels (HF Spaces arch),
# so this installs without a compiler.
COPY pyproject.toml README.md LICENSE ./
COPY linuswise ./linuswise
RUN pip install --no-cache-dir . "huggingface_hub>=0.23"

# Bake the embedding model into the image so Ask is instant on a cold start.
RUN python -c "from model2vec import StaticModel; StaticModel.from_pretrained('minishlab/potion-base-8M')"

COPY space.config.toml ./space.config.toml

# Writable dirs regardless of the runtime UID HF assigns.
RUN mkdir -p /app/data && chmod -R 777 /app/data /app/hf_cache

EXPOSE 8765
CMD ["linuswise", "serve", "--no-browser"]