Method hook

tools/provenance-eval/run.py:111–116

(self, verb, payload)

        return result

    def hook(self, verb, payload):
        result = self.run("agent", "hooks", "claude-code", verb, "--foreground",
                          payload=encoded(payload))
        if result.stderr:
            raise RuntimeError(result.stderr.decode(errors="replace"))
        return result

    def rpc(self, request):
        # Match the owner's versioned JSON frame and one connection per RPC.