Remove createdby from pipeline and changes bicep logic for createdBy tag

Author: NirajC-Microsoft

.github/workflows/deploy.yml

@@ -135,8 +135,7 @@ jobs:
                 aiDeploymentsLocation="eastus" \
                 useWafAlignedArchitecture=false \
                 capacity=${{ env.GPT_MIN_CAPACITY }} \
-                imageVersion="${IMAGE_TAG}" \
-                createdBy="Pipeline" 
+                imageVersion="${IMAGE_TAG}"
       - name: Assign Contributor role to Service Principal
         if: always()
         run: |

infra/main.bicep

@@ -134,8 +134,8 @@ var modelDeployment = {
 
 var abbrs = loadJsonContent('./abbreviations.json')
 
-@description('Optional created by user name')
-param createdBy string = empty(deployer().userPrincipalName) ? '' : split(deployer().userPrincipalName, '@')[0]
+param createdBy string = contains(deployer(), 'userPrincipalName')? split(deployer().userPrincipalName, '@')[0]: deployer().objectId
+ 
 
 // ========== Resource Group Tag ========== //
 resource resourceGroupTags 'Microsoft.Resources/tags@2021-04-01' = {