ADD Dockerfile for portability

Dockerfile

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+FROM debian:latest as builder
+
+RUN apt-get update 
+RUN apt-get upgrade -y
+RUN apt-get install -y elm-compiler make ca-certificates
+
+COPY . /app
+WORKDIR /app
+RUN rm -rf .venv venv
+
+RUN make frontend
+
+
+FROM python:3.11-alpine as runner
+COPY --from=builder /app /app
+
+WORKDIR /app
+RUN pip install -r requirements.txt
+RUN pip install gunicorn
+
+EXPOSE 5000
+ENV JON_DB_CONNECTION_STRING="host=fsmi-db.fsmi.org dbname=garfield"
+ENV JON_SECRET_KEY="changeme"
+
+CMD ["sh", "-c", "gunicorn -b '0.0.0.0:5000' --chdir /app 'jon:create_app()'"]