- move recommend endpoint to /data-object/recommend
- rename measurement recommendation handlers and DTOs to data-object
- update Swagger documentation
- remove unused token argument from field validation
BREAKING CHANGE:
- /measurement/recommend has been removed
- use /data-object/recommend instead
- use unified response codes for measurement recommend handler
- reject recommend inputs with continuous dots as invalid params
- fix exact and continuation match offsets for recommend results
- preserve correct offsets for fallback recommend scenarios
- use hash-based confirmation for measurement token7 recommendations
- write component and bay token7 hash indexes for HEXISTS validation
- add tests for input validation, hash keys, and recommend offset cases
douxu