Docker stuff

Dockerfile

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+FROM python:3.12-alpine3.21
+
+ARG APP_DIR="/opt/app"
+ARG VERSION_ID1="x"
+ARG VERSION_ID2="alpha"
+
+COPY ./src/ ${APP_DIR}/
+COPY start.sh ${APP_DIR}/
+
+WORKDIR ${APP_DIR}
+
+RUN \
+  apk add --no-cache build-base libpq-dev npm && \
+  pip install --upgrade pip && \
+  pip install -r requirements.txt && \
+  if [ "${VERSION_ID2}" != "" ]; then VERSION_ID=${VERSION_ID2}; else VERSION_ID=${VERSION_ID1}; fi && \
+  sed -i -e 's/VERSION_ID/'$VERSION_ID'/' ${APP_DIR}/templates/index.html && \
+  sed -i -e 's/VERSION_ID/'"$VERSION_ID"'/' ${APP_DIR}/templates/nutrition.html
+
+EXPOSE 8080
+
+CMD "./start.sh"
+

start.sh

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+#!/bin/sh
+
+gunicorn 'Run:exposed_app' --bind 0.0.0.0:8080 --log-level=debug --workers=4
+
+
+