Added the docker file for building the visualizer docker

scripts/portalDocker/Dockerfile

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+FROM ubuntu:20.04
+RUN apt update
+RUN apt-get install -y git
+RUN apt-get install -y curl
+RUN curl -sL https://deb.nodesource.com/setup_15.x | bash -
+RUN apt-get install nodejs
+RUN apt-get install -y wget
+RUN wget -qO - https://www.mongodb.org/static/pgp/server-4.4.asc | apt-key add -
+RUN echo "deb [ arch=amd64,arm64 ] https://repo.mongodb.org/apt/ubuntu focal/mongodb-org/4.4 multiverse" | tee /etc/apt/sources.list.d/mongodb-org-4.4.list
+RUN apt-get update
+RUN DEBIAN_FRONTEND="noninteractive" apt-get -y install tzdata
+RUN apt-get install -y mongodb-org
+RUN apt-get install -y systemd
+RUN git clone https://github.com/EdgeVPNio/portal.git
+WORKDIR "/portal"
+RUN npm install --legacy-peer-deps
+RUN cd views && npm run build
+EXPOSE 3000
+VOLUME ["/data/db"]
+COPY ./run.sh .
+CMD ./run.sh
+
+

scripts/portalDocker/run.sh

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+#!/bin/bash
+dir=$(pwd)
+cd /data
+mongod &
+cd $dir
+node server/Server.js