💩(summary) dockerize FastAPI app

Add a minimal docker file to run the FastAPI server.

src/summary/Dockerfile

@@ -0,0 +1,17 @@
+FROM python:3.12-slim AS builder
+
+WORKDIR /app
+
+COPY pyproject.toml .
+
+RUN pip3 install --no-cache-dir .
+
+FROM python:3.12-slim AS production
+
+WORKDIR /app
+
+COPY --from=builder /usr/local /usr/local
+COPY ./summary /app/summary
+
+
+CMD ["uvicorn", "summary.main:app", "--proxy-headers", "--host", "0.0.0.0", "--port", "8000"]