src/Model/Endpoint.php:1196:39: InvalidArgument: Argument 1 of Muffin\Webservice\Datasource\Marshaller::mergeMany expects Traversable|array<array-key, mixed>, but iterable<mixed, Cake\Datasource\EntityInterface> provided (see https://psalm.dev/004)

Process completed with exit code 2.

Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v2. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.