新增账号，超管体系

backend/src/app.js

@@ -9,6 +9,7 @@ const sequelize = require('./config/database');
 const logger = require('./config/logger');
 const routes = require('./routes');
 const { bodyLimit } = require('./middleware/bodyLimit');
+const { ensureBootstrapSuperAdmin } = require('./services/userBootstrap');
 
 const app = express();
 
@@ -42,6 +43,7 @@ async function start() {
   try {
     logger.info('Creating database tables...');
     await sequelize.sync();
+    await ensureBootstrapSuperAdmin();
     logger.info('Database tables created successfully');
   } catch (e) {
     logger.error(`Warning: Could not create tables: ${e.message}`);