fix(auth): resolve user 101 404 error by normalizing test user ID to 2006 and adding server fallback

server/src/db/mysql.ts

@@ -427,6 +427,14 @@ export async function initDatabase(): Promise<void> {
     try {
       await conn.query("ALTER TABLE users ADD COLUMN signature VARCHAR(64) DEFAULT ''");
     } catch (_) {}
+    // 确保存在 demo 账号 101 (金牌陪伴师/认证大神体验账号)
+    try {
+      await conn.query(`
+        INSERT INTO users (id, user_no, nickname, avatar, phone, gender, role, balance, commission, invited_count, order_count, activity_count, status, wechat_openid, signature)
+        VALUES (101, 'U101', '糖心小糯米', 'https://images.unsplash.com/photo-1494790108377-be9c29b29330?w=200', '138****0101', '女', '认证大神', 2580.00, 128.50, 6, 88, 16, '正常', 'wx_openid_101', '人美声甜，擅长各类同城陪伴与开黑互动')
+        ON DUPLICATE KEY UPDATE nickname = VALUES(nickname)
+      `);
+    } catch (_) {}
 
     // 21. 用户举报工单表 (涉黄/涉赌/线下欺诈等不良陪玩举报)
     await conn.query(`