Implement retry logic for module installation in main.ps1 to enhance reliability

Author: MariusStorhaug

scripts/main.ps1

@@ -5,9 +5,24 @@ param()
 
 LogGroup 'Init - Setup prerequisites' {
     'Markdown' | ForEach-Object {
-        Write-Output "Installing module: $_"
-        Install-PSResource -Name $_ -WarningAction SilentlyContinue -TrustRepository -Repository PSGallery
-        Import-Module -Name $_
+        $name = $_
+        Write-Output "Installing module: $name"
+        $retryCount = 5
+        $retryDelay = 10
+        for ($i = 0; $i -lt $retryCount; $i++) {
+            try {
+                Install-PSResource -Name $name -WarningAction SilentlyContinue -TrustRepository -Repository PSGallery
+                break
+            } catch {
+                Write-Warning "Installation of $name failed with error: $_"
+                if ($i -eq $retryCount - 1) {
+                    throw
+                }
+                Write-Warning "Retrying in $retryDelay seconds..."
+                Start-Sleep -Seconds $retryDelay
+            }
+        }
+        Import-Module -Name $name
     }
     Import-Module "$PSScriptRoot/Helpers.psm1"
 }