Добавил скрипт установки powershell

install-powershell.sh

@@ -0,0 +1,44 @@
+#!/bin/bash
+
+POWERSHELL_VERSION="7.4.2"
+
+# Предварительные требования
+
+apt-get update
+apt-get install -y wget apt-transport-https software-properties-common
+
+source /etc/os-release
+
+function Install-Ubuntu {
+	# Download the PowerShell package file
+	wget https://github.com/PowerShell/PowerShell/releases/download/v${POWERSHELL_VERSION}/powershell_${POWERSHELL_VERSION}-1.deb_amd64.deb
+
+	###################################
+	# Install the PowerShell package
+	dpkg -i powershell_${POWERSHELL_VERSION}-1.deb_amd64.deb
+
+	# Resolve missing dependencies and finish the install (if necessary)
+	apt-get install -f
+
+	# Delete the downloaded package file
+	rm powershell_${POWERSHELL_VERSION}-1.deb_amd64.deb
+}
+
+function Install-Rhel {
+	dnf install https://github.com/PowerShell/PowerShell/releases/download/v${POWERSHELL_VERSION}/powershell-${POWERSHELL_VERSION}-1.rh.x86_64.rpm
+}
+
+if ! command -v pwsh &>  /dev/null
+then
+	echo "Powershell не установлен"
+	
+	if [ "$ID" = "ubuntu" ]; then
+		Install-Ubuntu
+	elif [ $"ID" = "redos" ]; then
+		Install-Rhel
+	else
+		echo "Установите powershell для вашей ОС $NAME, чтобы воспользоваться скриптом установки ЛЭРС"
+	fi
+else
+	echo "Powershell установлен"
+fi