• Identifiers: Re-allow POST operations even if no identifier is defined (#4052)
• Hydra: Fix partial pagination which no longer returns the hydra:next property (#4015)
• Security: Use a NullToken when using the new authenticator manager in the resource access checker (#4067)
• Mercure: Do not use data in options when deleting (#4056)
• Doctrine: Support for foreign identifiers (#4042)
• Doctrine: Support for binary UUID in search filter (#3774)
• Doctrine: Do not add join or lookup for search filter with empty value (#3703)
• Doctrine: Reduce code duplication in search filter (#3541)
• JSON Schema: Allow generating documentation when property and method start from "is" (property isActive and method isActive) (#4064)
• OpenAPI: Fix missing 422 responses in the documentation (#4086)
• OpenAPI: Fix error when schema is empty (#4051)
• OpenAPI: Do not set scheme to oauth2 when generating securitySchemes (#4073)
• OpenAPI: Fix missing $ref when no type is used in context (#4076)
• GraphQL: Fix "Resource class cannot be determined." error when a null iterable field is returned (#4092)
• Metadata: Check the output class when calculating serializer groups (#3696)