refactor(core): migrate to Bun and converge acquisition policies and Agent boundaries

apps/server/src/modules/mcp/stats.ts

@@ -13,7 +13,7 @@ import {
 } from "@umt/contracts";
 import { type DB, type Kysely, sql } from "@umt/db";
 import { z } from "zod";
-import { GRANT_ACTIONS } from "../agent/authorize.ts";
+import { GRANT_ACTIONS } from "../../authorization/grants.ts";
 import type { SettingsReader } from "../types.ts";
 
 // 能力调用统计与能力清单。统计口径是 audit_event(registry.invoke 每次调用都写一条,含只读能力与拒绝);