Add scripts for installing PowerShell

scripts/Common/Software/PowerShell/Manage.ps1

@@ -0,0 +1,60 @@
+param (
+    $Action,
+    [hashtable] $Arguments
+)
+
+. "$PSScriptRoot/../../../Windows/Scripts/Software.ps1";
+. "$PSScriptRoot/../../../Windows/Scripts/Scripting.ps1";
+. "$PSScriptRoot/../../../Windows/Types/InstallerAction.ps1";
+
+Start-SoftwareInstaller @PSBoundParameters `
+    -Installer {
+        param(
+            [scriptblock] $Installer
+        )
+
+        & $Installer -Action ([InstallerAction]::Configure);
+    } `
+    -Configurator {
+        param(
+            [hashtable] $Arguments
+        )
+
+        [string] $globalDir = $null;
+        $indicator = "# Profile Files";
+
+        if ($Arguments.Linux) {
+            $globalDir = '"/etc/powershell/conf.d"';
+        } else {
+            $globalDir = '"$env:ProgramData/PowerShell/conf.d"';
+        }
+
+        [System.Collections.ArrayList] $files = @($PROFILE);
+
+        if (Test-Command powershell) {
+            $null = $files.Add((powershell -c '$PROFILE'));
+        }
+
+        foreach ($file in $files) {
+            if (-not ((Test-Path -PathType Leaf $file) -and ((Get-Content $file) -contains $indicator))) {
+                Write-PSScript -FileName $file -Script (@(
+                    $indicator,
+                    "`$globalDir = $globalDir",
+                    ({
+                        $profileRoot = Split-Path -Parent $PROFILE;
+
+                        $profilePaths = @(
+                            "$profileRoot/conf.d/*.ps1",
+                            "$globalDir/*.ps1"
+                        )
+
+                        foreach ($profilePath in $profilePaths) {
+                            if (Test-Path $profilePath) {
+                                Get-Item $profilePath | ForEach-Object { . $_; };
+                            }
+                        }
+                    }).ToString()) -join "`n") `
+                -Append;
+            }
+        }
+    };