v4.0.0

Added

• Support PHP 8
• In addition to schemaPath() it's now possible to override the schema() method. This can be useful if your GraphQL schema needs to be fetched from some other source than a file on disk. #33

Changed

• BREAKING: Upgrade to webonyx/graphql-php@14.3.0. See https://github.com/webonyx/graphql-php/blob/v14.3.0/UPGRADE.md for breaking changes.