v0.3.3: fix db_size N/A + fix test-redis missing await

- db-status endpoint: fallback to config.dbPath when system_config db_path is empty
- test-redis endpoint: handler wasnt async, causing Promise serialization to {} instead of result
- Both endpoint handlers now properly async with await

VERSION

@@ -1 +1 @@
-0.3.2
+0.3.3

source_clean/src/routes/admin.routes.ts

@@ -11,6 +11,7 @@ import { login, authMiddleware, verifyToken, changePassword } from '../admin/aut
 import { getStats } from '../admin/stats.service';
 import { getAllSystemConfigs, updateSystemConfig, updateSystemConfigs, getSystemConfig } from '../admin/system-config.service';
 import { getDb } from '../database/database';
+import config from '../config';
 import { reconnectRedis, testRedisConnection } from '../middleware/cache';
 import { startQrLogin, getQrLoginStatus, cancelQrLogin } from '../cloud/qr-login.service';
 import { BaiduDriver } from '../cloud/drivers/baidu.driver';
@@ -401,7 +402,7 @@ router.post('/admin/change-password', (req: Request, res: Response) => {
 /** GET /api/admin/db-status */
 router.get('/admin/db-status', async (_req: Request, res: Response) => {
   try {
-    const dbFile = getSystemConfig('db_path') || '';
+    const dbFile = getSystemConfig('db_path') || config.dbPath || '';
     let dbSize = 'N/A';
     if (dbFile) {
       try {
@@ -446,14 +447,14 @@ router.get('/admin/db-status', async (_req: Request, res: Response) => {
 // ═══════════════════════════════════════
 
 /** POST /api/admin/test-redis */
-router.post('/admin/test-redis', (req: Request, res: Response) => {
+router.post('/admin/test-redis', async (req: Request, res: Response) => {
   try {
     const { url } = req.body;
     if (!url) {
       res.status(400).json({ ok: false, info: 'Redis URL is required' });
       return;
     }
-    const result = testRedisConnection(url);
+    const result = await testRedisConnection(url);
     res.json(result);
   } catch (err: any) {
     res.status(500).json({ ok: false, info: err.message || 'Redis test failed' });