populate createdBy on list users

src/user/user.schema.ts

@@ -44,7 +44,10 @@ const userSchema = new mongoose.Schema({
     { _id: false }
   ),
   createdAt: Date,
-  createdBy: mongoose.Types.ObjectId,
+  createdBy: {
+    type: mongoose.Types.ObjectId,
+    ref: "user",
+  },
   lastLogin: Date,
   dev: Boolean,
 });

src/user/user.service.ts

@@ -138,7 +138,8 @@ export async function listUsers(user: AuthenticatedUser) {
       .select(
         "_id pid orgId firstName lastName name email role avatar status createdAt createdBy lastLogin"
       )
-      .populate({ path: "orgId", select: "_id pid name avatar" });
+      .populate({ path: "orgId", select: "_id pid name avatar" })
+      .populate({ path: "createdBy", select: "_id pid name avatar" });
   }
 
   return await userModel
@@ -146,7 +147,8 @@ export async function listUsers(user: AuthenticatedUser) {
     .select(
       "_id pid orgId firstName lastName name email role avatar status createdAt createdBy lastLogin"
     )
-    .populate({ path: "orgId", select: "_id pid name avatar" });
+    .populate({ path: "orgId", select: "_id pid name avatar" })
+    .populate({ path: "createdBy", select: "_id pid name avatar" });
 }
 
 export async function updateUser(