decomposer: scaffold crucible-agent-build-fastapi-endpoint

Dockerfile

@@ -1,17 +1 @@
-FROM python:3.12-slim AS builder
+# TODO: generation subagent fills this in.
-WORKDIR /build
-COPY pyproject.toml README.md ./
-COPY app ./app
-RUN python -m pip install --no-cache-dir --prefix=/install .
-
-FROM python:3.12-slim
-ENV PYTHONDONTWRITEBYTECODE=1 PYTHONUNBUFFERED=1 PATH=/opt/python/bin:$PATH
-RUN addgroup --system app && adduser --system --ingroup app app
-COPY --from=builder /install /opt/python
-WORKDIR /service
-COPY --chown=app:app app ./app
-USER app
-EXPOSE 8000
-HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
-  CMD python -c "import urllib.request; urllib.request.urlopen('http://127.0.0.1:8000/health/live', timeout=2)"
-CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8000", "--workers", "1", "--no-access-log"]