• GraphQL: Use correct resource configuration for filter arguments of nested collection
• Swagger UI: compatibility with Internet Explorer 11
• Varnish: Prevent cache miss by generating IRI for child related resources
• Messenger: Unwrap exception thrown in handler for Symfony Messenger 4.3
• Fix remaining Symfony 4.3 deprecation notices
• Prevent cloning non clonable objects in previous_data
• Return a 415 HTTP status code instead of a 406 one when a faulty Content-Type is sent
• Fix WriteListener trying to generate IRI for non-resources
• Allow to extract blank values from composite identifier