fix initDatabase function by proper use of await in try catch (#2360)

* fix initDatabase function by proper use of await in try catch

* lint-fix

---------

Co-authored-by: Henry Heng <henryheng@flowiseai.com>

packages/server/src/index.ts

@@ -43,8 +43,8 @@ export class App {
 
     async initDatabase() {
         // Initialize database
-        this.AppDataSource.initialize()
-            .then(async () => {
+        try {
+            await this.AppDataSource.initialize()
             logger.info('📦 [server]: Data Source is initializing...')
 
             // Run Migrations Scripts
@@ -73,10 +73,9 @@ export class App {
             // Initialize telemetry
             this.telemetry = new Telemetry()
             logger.info('📦 [server]: Data Source has been initialized!')
-            })
-            .catch((err) => {
-                logger.error('❌ [server]: Error during Data Source initialization:', err)
-            })
+        } catch (error) {
+            logger.error('❌ [server]: Error during Data Source initialization:', error)
+        }
     }
 
     async config(socketIO?: Server) {