feat: updated Dockerfile for multi-stages build & venv python

Author: ABouveron

Dockerfile

@@ -1,9 +1,17 @@
-FROM ubuntu:latest
+FROM alpine:latest as builder
 WORKDIR /app
-COPY requirements.txt requirements.txt
-RUN apt-get update && apt-get install -y \
-  python3-pip \
-  && rm -rf /var/lib/apt/lists/*
+RUN apk --no-cache add python3-dev py3-pip py3-virtualenv gcc musl-dev
+RUN python3 -m venv /opt/venv
+ENV PATH "/opt/venv/bin:$PATH"
+COPY requirements.txt .
 RUN pip3 install -r requirements.txt
+RUN pip3 show setuptools
 COPY . .
+
+FROM alpine:latest as runner
+RUN apk --no-cache add python3-dev
+WORKDIR /app
+COPY --from=builder /app .
+COPY --from=builder /opt/venv /opt/venv
+ENV PATH "/opt/venv/bin:$PATH"
 CMD ["python3", "main.py", "--fingerprint", "198e9fe586114844f6a4eaca5069b41a7ed43fb5a2df84892b69826d64573e39", "--path-license", "examples/license.lic", "--path-machine", "examples/machine.lic"]