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Feature Request: Add Xgrammar backend and new guided decoding parameters (guided grammar, guided json) to…

Feature Request: Add Xgrammar backend and new guided decoding parameters (guided grammar, guided json) to…: a task in LegoFlow-SWE (Harbor dataset). These classes are analogous to the existing constraint‑storage class used for regex, but tailored for grammar and JSON schema. They must be…

The task

These classes are analogous to the existing constraint‑storage class used for regex, but tailored for grammar and JSON schema. They must be importable and usable in the same way as the existing constraint helpers.

Part of Lego-X/LegoFlow-SWE.