Add event for users.update.prefs

app/config/events.php

@@ -117,6 +117,11 @@ return [
         'model' => Response::MODEL_USER,
         'note' => 'version >= 0.7',
     ],
+    'users.update.prefs' => [
+        'description' => 'This event triggers when a user preference is updated from the users API.',
+        'model' => Response::MODEL_USER,
+        'note' => 'version >= 0.7',
+    ],
     'users.update.status' => [
         'description' => 'This event triggers when a user status is updated from the users API.',
         'model' => Response::MODEL_USER,

app/controllers/api/users.php

@@ -373,6 +373,7 @@ App::patch('/v1/users/:userId/status')
 App::patch('/v1/users/:userId/prefs')
     ->desc('Update User Preferences')
     ->groups(['api', 'users'])
+    ->label('event', 'users.update.prefs')
     ->label('scope', 'users.write')
     ->label('sdk.platform', [APP_PLATFORM_SERVER])
     ->label('sdk.namespace', 'users')