6.0.0

### BREAKING CHANGE

Updated to webonyx/graphql-php 14 which has some breaking changes

5.0.0

### Fixed

- Exclude dev files from composer package

### BREAKING CHANGE

- Remove outdated workaround for `operationName` and `operation`

    This is a breaking change only if you rely on the existing of `operation`
    instead of `operationName` in subsequent middleware. It is not breaking
    if you only use `GraphQL\Server\StandardServer`.

4.1.0

### Added

- PHP 7.4 support

4.0.0

### BREAKING CHANGE

- Update to graphql-php 0.13

3.0.0

### BREAKING CHANGE

- Update to graphql-php 0.12, custom types method signatures should be updated