feat: extend verbose tool feedback

src/infra/agent-events.ts

@@ -1,3 +1,5 @@
+import type { VerboseLevel } from "../auto-reply/thinking.js";
+
 export type AgentEventStream = "lifecycle" | "tool" | "assistant" | "error" | (string & {});
 
 export type AgentEventPayload = {
@@ -11,7 +13,7 @@ export type AgentEventPayload = {
 
 export type AgentRunContext = {
   sessionKey?: string;
-  verboseLevel?: "off" | "on";
+  verboseLevel?: VerboseLevel;
 };
 
 // Keep per-run counters so streams stay strictly monotonic per runId.