fix admin path and rollback on exception. w/ jlantz and elizabeth

spiffworkflow-backend/src/spiffworkflow_backend/routes/service_tasks_controller.py

@@ -75,4 +75,4 @@ def authentication_callback(
         verify_token(request.args.get("token"), force_run=True)
         response = request.args["response"]
         SecretService.update_secret(f"{service}/{auth_method}", response, g.user.id, create_if_not_exists=True)
-    return redirect(f"{current_app.config['SPIFFWORKFLOW_BACKEND_URL_FOR_FRONTEND']}/admin/configuration")
+    return redirect(f"{current_app.config['SPIFFWORKFLOW_BACKEND_URL_FOR_FRONTEND']}/configuration")

spiffworkflow-backend/src/spiffworkflow_backend/services/secret_service.py

@@ -40,6 +40,7 @@ class SecretService:
         try:
             db.session.commit()
         except Exception as e:
+            db.session.rollback()
             raise ApiError(
                 error_code="create_secret_error",
                 message=(