llama.cpp

9b2f16f8 - `json`: better support for "type" unions (e.g. nullable arrays w/ typed items) (#7863)

`json`: better support for "type" unions (e.g. nullable arrays w/ typed items) (#7863) * json: better suport for "type" arrays (e.g. `{"type": ["array", "null"], "items": {"type": "string"}}`) * json: add test for type: [array, null] fix * update tests