This script configures IIS application pool and site. It needs to be run once on each machine where the app is deployed. Run it in powershell with admin rights. For example to deploy release config run `server-setup.ps1 -Target release`

server-setup.ps1

# This script configures IIS application pool and site.
# This script needs to be run once on each machine where the app is deployed.
# Run this file in powershell with admin rights. For example to deploy release config:
#   PS > server-setup.ps1 -Target release

param (
	[Parameter(Mandatory=$true,
	HelpMessage="Name of the build (e.g. - local, debug, release, etc)")]
	[string]$Target
)

function Get-Config ([string]$path) {
	return (Get-Content -Path $path | Where { $_ -notmatch "^[\s]*//" }) -join ' ' | ConvertFrom-Json
}

function Init-Server
{
	# Load config.
	$config = Get-Config "server-setup.$Target.json"

	if ($config -eq $null)
	{
		return;
	}

	$apppool = $config.appPool
	$appName = $config.appName
	$site = $config.site
	$appPath = $config.appVirtualDirectory
	$appPhysicalPath = $config.appPhysicalPath

	# Get app pool credentials.
	$credential = Get-Credential -Message 'Please enter account name and password under which IIS Application Pool will run'
	if ($credential.UserName -eq $null)
	{
		Write-Host 'Aborting server setup, as no credentials were supplied.' -ForegroundColor Yellow
		return;
	}

	$appcmd = [System.Environment]::ExpandEnvironmentVariables("%systemroot%\system32\inetsrv\AppCmd.exe")

	# Ensure app pool.
	$appPoolExists = (&$appcmd list apppool /name:$apppool) -ne $null
	if ($appPoolExists -eq $false)
	{
		&$appcmd add apppool `
			/name:$apppool `
			/managedRuntimeVersion:'v4.0' `
			/managedPipelineMode:'Integrated'
	}

	# Configure app pool.
	&$appcmd set config /section:applicationPools `
		"/[name='$($config.appPool)'].processModel.identityType:SpecificUser" `
		"/[name='$($config.appPool)'].processModel.userName:`"$($credential.UserName)`"" `
		"/[name='$($config.appPool)'].processModel.password:`"$($credential.Password)`"" `
		/commit:apphost

	# Ensure app.
	$appExists = (&$appcmd list app /path:/$appPath) -ne $null
	if ($appExists -eq $false)
	{
		&$appcmd add app /site.name:$site `
			"/path:/$appPath" `
			"/physicalPath:$appPhysicalPath"
	}

	# Configure app.
	&$appcmd set app /app.name:$site/$appPath /applicationPool:$apppool

	Write-Host 'Server setup completed successfully.' -ForegroundColor Green
}

Init-Server

server-setup.release.config

{
	"appPool": "MyApp",
	"appName": "MyApp",
	"site": "Default Web Site",
	"appVirtualDirectory": "MyApp",
	"appPhysicalPath": "C:\\Data\\Projects\\MyApp"
}