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rhymepad.org/Dockerfile
kennethreitz 66de2b06b0 Swap the FastAPI shell for Responder 5.0.0, served by Granian
The rhyme engine never cared which framework wrapped it; this trades the
FastAPI shell for Responder. Routes become (req, resp) views, static
serves from the site root so no asset URL moves, and the CPU-heavy
handlers stay sync to keep running in the threadpool. Granian replaces
uvicorn as the server. Tests drive the engine directly now that views
aren't plain callables.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-06-28 16:42:51 -04:00

33 lines
1.2 KiB
Docker

FROM python:3.12-slim
COPY --from=ghcr.io/astral-sh/uv:latest /uv /bin/uv
ENV PYTHONUNBUFFERED=1 \
PYTHONDONTWRITEBYTECODE=1 \
UV_COMPILE_BYTECODE=1 \
UV_LINK_MODE=copy
WORKDIR /app
# Dependencies only (rhymepad is a single-module app, not a packaged project)
COPY pyproject.toml uv.lock ./
RUN uv sync --frozen --no-dev --no-install-project
COPY app.py rhymes.py ./
COPY static ./static
COPY data ./data
# Pre-warm NLTK data so g2p-en never downloads at request time
# (--no-sync: use the env built above; don't try to install the project)
RUN uv run --no-sync python -c "import nltk;\
[nltk.download(p, quiet=True) for p in ('averaged_perceptron_tagger','averaged_perceptron_tagger_eng','cmudict')]" || true
EXPOSE 8000
# Swarm swaps traffic only once the new container is actually serving —
# boot includes model warmup, so give it a generous start period
HEALTHCHECK --interval=10s --timeout=3s --start-period=180s --retries=3 \
CMD ["python3", "-c", "import urllib.request,sys; sys.exit(0 if urllib.request.urlopen('http://127.0.0.1:8000/healthz', timeout=2).status==200 else 1)"]
CMD ["uv", "run", "--no-sync", "granian", "--interface", "asgi", "--host", "0.0.0.0", "--port", "8000", "app:api"]