feat: add native Kimi hook integration

AGENTS.md

@@ -22,6 +22,8 @@ This repository owns the public Go SDK, the `cmd/elydora` CLI, local signing beh
 - Use the provider's documented blocking mechanism. Command-hook providers that define exit code `2` must receive exit code `2` from the freeze guard.
 - Report installation as healthy only when a complete hook contract references both generated runtime scripts and both scripts exist.
 - Model stable, legacy, and early-access hook generations as explicit contracts. Keep their activation requirements visible in CLI output and README guidance.
+- Select Kimi Code and legacy `kimi-cli` contracts from runtime evidence. An empty `KIMI_CODE_HOME` uses `~/.kimi-code`; create no cross-runtime migration marker.
+- Preserve Kimi TOML comments and unrelated formatting through range-based edits, then parse the complete rendered document before writing it.
 
 ## Code Quality