fix what if check

Author: jaredfholgate

alz/azuredevops/pipelines/bicep/templates/cd-template.yaml

@@ -139,7 +139,7 @@ stages:
                     azurePowerShellVersion: LatestVersion
                     ScriptType: "InlineScript"
                     Inline: |
-                      $intRootMgId = "$(INTERMEDIATE_ROOT_MANAGEMENT_GROUP_ID)"
+                      $intRootMgId = "$(MANAGEMENT_GROUP_ID_PREFIX)$(INTERMEDIATE_ROOT_MANAGEMENT_GROUP_ID)$(MANAGEMENT_GROUP_ID_POSTFIX)"
 
                       $managementGroups = Get-AzManagementGroup
                       $intRootMg = $managementGroups | Where-Object { $_.Name -eq $intRootMgId }

alz/azuredevops/pipelines/bicep/templates/ci-template.yaml

@@ -78,7 +78,7 @@ stages:
                     azurePowerShellVersion: LatestVersion
                     ScriptType: "InlineScript"
                     Inline: |
-                      $intRootMgId = "$(INTERMEDIATE_ROOT_MANAGEMENT_GROUP_ID)"
+                      $intRootMgId = "$(MANAGEMENT_GROUP_ID_PREFIX)$(INTERMEDIATE_ROOT_MANAGEMENT_GROUP_ID)$(MANAGEMENT_GROUP_ID_POSTFIX)"
 
                       $managementGroups = Get-AzManagementGroup
                       $intRootMg = $managementGroups | Where-Object { $_.Name -eq $intRootMgId }

alz/github/actions/bicep/templates/actions/bicep-first-deployment-check/action.yaml

@@ -15,22 +15,8 @@ runs:
       with:
         azPSVersion: 'latest'
         inlineScript: |
-          # Read the int-root management group name from the bicepparam file
-          $intRootParamFile = "templates/core/governance/mgmt-groups/int-root/main.bicepparam"
-          if (Test-Path $intRootParamFile) {
-            $paramContent = Get-Content $intRootParamFile -Raw
-            if ($paramContent -match 'managementGroupName:\s*[''"](\w+)[''"]+') {
-              $intRootMgId = $matches[1]
-              Write-Host "Found int-root management group name in param file: $intRootMgId"
-            } else {
-              Write-Warning "Could not parse managementGroupName from $intRootParamFile, using default 'alz'"
-              $intRootMgId = "alz"
-            }
-          } else {
-            Write-Warning "Int-root param file not found at $intRootParamFile, using default 'alz'"
-            $intRootMgId = "alz"
-          }
-
+          $intRootMgId = $env:MANAGEMENT_GROUP_ID_PREFIX + $env:INTERMEDIATE_ROOT_MANAGEMENT_GROUP_ID + $env:MANAGEMENT_GROUP_ID_POSTFIX
+          
           $managementGroups = Get-AzManagementGroup
           $intRootMg = $managementGroups | Where-Object { $_.Name -eq $intRootMgId }