feat(accounting): add Shayegan as fixed boursecu provider

Wire outbound Invoice/Document sync after confirmed ops, store sync status with timeout lock, and keep SQL credentials out of frontend responses.

Co-authored-by: Cursor <cursoragent@cursor.com>

app/Services/AccountingWalletPush.php

@@ -59,5 +59,13 @@ class AccountingWalletPush
                 report($e);
             }
         }
+
+        if ($config->isShayeganAccounting()) {
+            try {
+                app(\App\Http\Controllers\Admin\ShayeganController::class)->walletGold($payload);
+            } catch (\Throwable $e) {
+                report($e);
+            }
+        }
     }
 }