How to install mean on Ubuntu 18.04 LTS

mean.sh

# Youtube: 

# !/bin/sh

# MEAN Setup
# ==========

# Install Git:::
sudo apt-get install git

# install Nodejs:::
  
# At first download node-v12.16.2.tar.gz from this website : https://nodejs.org/en/download/ and then extract & install.

tar xvzf node-v12.16.2.tar.gz
cd node-v12.16.2.tar.gz
./configure
make
sudo make install

# Install npm:::

curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | sudo apt-key add -
echo "deb https://dl.yarnpkg.com/debian/ stable main" | sudo tee /etc/apt/sources.list.d/yarn.list
sudo apt update && sudo apt install yarn
yarn --version

# Install Mongodb:::

# Download mongodb from this website "https://www.mongodb.com/download-center/community" and then install it using Ubuntu Software

# Finally run the following commands to complete mean setup.
git clone https://github.com/linnovate/mean
cd mean
cp .env.example .env
yarn
yarn start

# Now log in to the browser using localhost:4040 or the port which shows in terminal