added conection to db and login with google

src/app.module.ts

@@ -1,9 +1,33 @@
 import { Module } from '@nestjs/common';
 import { AppController } from './app.controller';
 import { AppService } from './app.service';
+import { PersonaModule } from './persona/persona.module';
+import { TypeOrmModule } from '@nestjs/typeorm';
+import { ConfigModule, ConfigService } from '@nestjs/config';
 
 @Module({
-  imports: [],
+  imports: [
+    ConfigModule.forRoot({
+      isGlobal: true,
+    }),
+
+    TypeOrmModule.forRootAsync({
+      imports: [ConfigModule],
+      inject: [ConfigService],
+      useFactory: async (config: ConfigService) => ({
+        type: 'mysql', // ejemplo, ajusta a tu BD
+        host: config.get<string>('DB_HOST'),
+        port: config.get<number>('DB_PORT'),
+        username: config.get<string>('DB_USER'),
+        password: config.get<string>('DB_PASS'),
+        database: config.get<string>('DB_NAME'),
+        entities: [__dirname + '/**/*.entity{.ts,.js}'],
+        synchronize: true,
+      }),
+    }),
+
+    PersonaModule,
+  ],
   controllers: [AppController],
   providers: [AppService],
 })