How to install swift and create vapor app after install vapor

Swift&Vapor.sh

# Youtube: 

# !/bin/sh

# Installation of Swift and Vapor on Ubuntu 18.04 : 

# Swift Installation
# ==================

# Update System repository
sudo apt-get update

# Install clang and libicu-dev
sudo apt-get install clang libicu-dev libpython2.7

# Download the Swift files
wget https://swift.org/builds/swift-5.1.2-release/ubuntu1804/swift-5.1.2-RELEASE/swift-5.1.2-RELEASE-ubuntu18.04.tar.gz

# Verify key
gpg --keyserver hkp://pool.sks-keyservers.net \
      --recv-keys \
      '7463 A81A 4B2E EA1B 551F  FBCF D441 C977 412B 37AD' \
      '1BE1 E29A 084C B305 F397  D62A 9F59 7F4D 21A5 6D5F' \
      'A3BA FD35 56A5 9079 C068  94BD 63BC 1CFE 91D3 06C6' \
      '5E4D F843 FB06 5D7F 7E24  FBA2 EF54 30F0 71E1 B235' \
      '8513 444E 2DA3 6B7C 1659  AF4D 7638 F1FB 2B2B 08C4' \
      'A62A E125 BBBF BB96 A6E0  42EC 925C C1CC ED3D 1561' \
      '8A74 9566 2C3C D4AE 18D9  5637 FAF6 989E 1BC1 6FEA'

# Download swift .sig file
wget https://swift.org/builds/swift-5.1.2-release/ubuntu1804/swift-5.1.2-RELEASE/swift-5.1.2-RELEASE-ubuntu18.04.tar.gz.sig

# Now extact downloaded swift file
tar xzf swift-5.1.2-RELEASE-ubuntu18.04.tar.gz

# Move swift folder to /usr/share/swift
sudo mv swift-5.1.2-RELEASE-ubuntu18.04 /usr/share/swift

# Add absolute path for extracting binary files
echo "export PATH=/usr/share/swift/usr/bin:$PATH" >> ~/.bashrc

# Run this command or restart the terminal after closing it
source  ~/.bashrc

# Check swift version
swift --version

# Enter and exit into the swift enviroment.
swift
:exit

# Vapor Installation
# ==================

# Install Swift’s prerequisites
sudo apt-get install software-properties-common python-software-properties

# If problem persist on "gzip: stdin: unexpected end of file tar: Unexpected EOF in archive tar: Unexpected EOF in archive tar: Error is not  	recoverable: exiting now" then run the command and then run the previous command
sudo apt --fix-broken install python-pycurl python-apt

# Download the latest vapor PGP key into keyring
wget -q https://repo.vapor.codes/apt/keyring.gpg -O- | sudo apt-key add -
echo "deb https://repo.vapor.codes/apt $(lsb_release -sc) main" | sudo tee /etc/apt/sources.list.d/vapor.list

# Update system repository
sudo apt-get update

# Now install vapor
sudo apt-get install swift vapor

# Vapor App creation
# ==================

# Create vapor app
vapor new demo --template=web

# Enter into the demo app folder
cd demo

# Now build and run the vapor app
vapor build
vapor run serve

# Now open browser and check http://localhost:8080 and enojoy your app is run on localhost.