FastAPI hello world with docker container.

api_server/docker/Dockerfile

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+FROM alpine:3.20 AS builder
+
+RUN apk add --no-cache python3 poetry py3-poetry-plugin-export
+
+RUN mkdir /source
+WORKDIR /source
+COPY pyproject.toml poetry.lock ./
+
+RUN poetry export --output=requirements.txt
+
+
+
+FROM alpine:3.20 AS runner
+
+RUN addgroup web && adduser -D -G web web && install -d -D -o web -g web -m 700 /source
+WORKDIR /source
+RUN apk add --no-cache python3 py3-pip uvicorn
+
+COPY --from=builder /source/requirements.txt /tmp
+RUN pip install --break-system-packages --no-cache-dir --upgrade -r /tmp/requirements.txt && rm /tmp/requirements.txt
+
+USER web
+COPY --chown=web:web . .
+
+ENTRYPOINT ["python", "-m", "uvicorn", "api_server.main:app", "--host", "0.0.0.0", "--port", "8080"]