Create Module

• Create module

    nest g module cats

Cats Module

• Add your controller class files in controllers section
• Add your service class files in providers action

    import { Module } from '@nestjs/common';
    import { CatsController } from './cats.controller';
    import { CatsService } from './cats.service';

    @Module({
        controllers: [CatsController],
        providers: [CatsService],
    })
    export class CatsModule {}

Add our cats module in our app

    import { Module } from '@nestjs/common';
    import { CatsModule } from './cats/cats.module';

    @Module({
        imports: [CatsModule],
    })
    export class AppModule {}