add debug env to show some env vars

Author: JohnDuprey

Modules/CIPPCore/Public/Entrypoints/HTTP Functions/CIPP/Core/Invoke-ListApiTest.ps1

@@ -7,8 +7,20 @@ function Invoke-ListApiTest {
     #>
     [CmdletBinding()]
     param($Request, $TriggerMetadata)
+
+    $Response = @{}
+    $Response.Request = $Request
+    if ($env:DEBUG_ENV_VARS -eq 'true') {
+        $BlockedKeys = @('ApplicationSecret', 'RefreshToken', 'AzureWebJobsStorage', 'DEPLOYMENT_STORAGE_CONNECTION_STRING')
+        $EnvironmentVariables = [PSCustomObject]@{}
+        Get-ChildItem env: | Where-Object { $BlockedKeys -notcontains $_.Name } | ForEach-Object {
+            $EnvironmentVariables | Add-Member -NotePropertyName $_.Name -NotePropertyValue $_.Value
+        }
+        $Response.EnvironmentVariables = $EnvironmentVariables
+    }
+
     return ([HttpResponseContext]@{
             StatusCode = [HttpStatusCode]::OK
-            Body       = ($Request | ConvertTo-Json -Depth 5)
+            Body       = $Response
         })
 }