Refactor code structure and optimize performance across multiple modules

src/Authority/StellaOps.Authority/StellaOps.Auth.Abstractions/StellaOpsScopes.cs

@@ -564,6 +564,11 @@ public static class StellaOpsScopes
     /// </summary>
     public const string ExceptionsWrite = "exceptions:write";
 
+    /// <summary>
+    /// Scope granting permission to request exceptions (initiate approval workflow).
+    /// </summary>
+    public const string ExceptionsRequest = "exceptions:request";
+
     /// <summary>
     /// Scope granting administrative control over Graph resources.
     /// </summary>
@@ -684,6 +689,7 @@ public static class StellaOpsScopes
         ZastavaAdmin,
         ExceptionsRead,
         ExceptionsWrite,
+        ExceptionsRequest,
         GraphAdmin
     };