修复审批请求在聊天中无提示且无法响应 (#467)

* fix: support run approval prompts in chat

* fix(chat): render approval prompts

* fix(chat): dedupe approval pattern labels

* chore: sync approval flow with current main

- update Hermes Agent approval support guidance to PR #21899
- initialize Hermes table schemas in session-sync tests

tests/server/session-sync.test.ts

@@ -2,12 +2,14 @@
  * Tests for session-sync service
  */
 import { describe, it, expect, beforeEach, afterEach } from 'vitest'
-import { getDb, ensureTable } from '../../packages/server/src/db/index'
+import { getDb } from '../../packages/server/src/db/index'
+import { initAllStores } from '../../packages/server/src/db/hermes/init'
 import { syncAllHermesSessionsOnStartup } from '../../packages/server/src/services/hermes/session-sync'
 
 describe('session-sync', () => {
   beforeEach(() => {
     // Reset database before each test
+    initAllStores()
     const db = getDb()
     if (db) {
       db.exec('DELETE FROM sessions')