message: backend-app-api: avoid requiring config data for secrets enumerator
diff: @@ -42,7 +42,7 @@ export async function createConfigSecretEnumerator(options: {
  return (config: Config) => {
  const [secretsData] = schema.process(
  - [{ data: config.get(), context: 'schema-enumerator' }],
  + [{ data: config.getOptional() ?? {}, context: 'schema-enumerator' }],
  {
  visibility: ['secret'],
  ignoreSchemaErrors: true,
  