for root async, config module global

src/alumnos/alumnos.module.ts

@@ -3,11 +3,33 @@ import { TypeOrmModule } from '@nestjs/typeorm';
 import { AlumnosController } from './alumnos.controller';
 import { AlumnosService } from './alumnos.service';
 import { RegistroAlumno } from './entities/registro-alumno.entity';
+import { ConfigService } from '@nestjs/config';
 
 @Module({
   imports: [
     TypeOrmModule.forFeature([RegistroAlumno], 'alumnosConnection'),
-    TypeOrmModule.forRoot({
+
+
+    TypeOrmModule.forRootAsync({
+      name: 'alumnosConnection',
+      useFactory: (configService: ConfigService) => ({
+        type: 'mysql',
+        host: configService.get<string>('ALUMNOS_DB_HOST'),
+        port: Number(configService.get<number>('ALUMNOS_DB_PORT')),
+        username: configService.get<string>('ALUMNOS_DB_USERNAME'),
+        password: configService.get<string>('ALUMNOS_DB_PASSWORD'),
+        database: configService.get<string>('ALUMNOS_DB_DATABASE'),
+        entities: [RegistroAlumno],
+        synchronize: false,
+        retryAttempts: 10,
+        retryDelay: 3000,
+        connectTimeout: 30000,
+      }),
+      inject: [ConfigService],
+    }),
+
+
+  /*   TypeOrmModule.forRoot({
       name: 'alumnosConnection',
       type: 'mysql',
       host: process.env.ALUMNOS_DB_HOST ,
@@ -17,7 +39,12 @@ import { RegistroAlumno } from './entities/registro-alumno.entity';
       database: process.env.ALUMNOS_DB_DATABASE ,
       entities: [RegistroAlumno],
       synchronize: false,
-    }),
+
+      retryAttempts: 10, // Intentos para reconectar
+      retryDelay: 3000, // Tiempo entre reintentos
+      connectTimeout: 30000, // Timeout de conexión (30 segundos)                                               │ │
+
+    }), */
   ],
   controllers: [AlumnosController],
   providers: [AlumnosService],

src/app.module.ts

@@ -29,7 +29,9 @@ import { AlumnosModule } from './alumnos/alumnos.module';
 
 @Module({
   imports: [
-    ConfigModule.forRoot(),
+    ConfigModule.forRoot({
+      isGlobal: true,
+    }),
     TypeOrmModule.forRoot({
       
       type: 'mysql',