src/PrettyPrinter.php:336:16: MoreSpecificReturnType: The declared return type 'non-empty-string' for TypeLang\Printer\PrettyPrinter::printShapeFieldsNode is more specific than the inferred return type 'string' (see https://psalm.dev/070)

src/PrettyPrinter.php:341:20: LessSpecificReturnStatement: The type 'string' is more general than the declared return type 'non-empty-string' for TypeLang\Printer\PrettyPrinter::printShapeFieldsNode (see https://psalm.dev/129)

Process completed with exit code 2.

The following actions uses node12 which is deprecated and will be forced to run on node16: actions/cache@v1, nick-invision/retry@v1. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/