diff --git a/apps/chat-app/src/chat-app.controller.spec.ts b/apps/chat-app/src/chat-app.controller.spec.ts
new file mode 100644
index 0000000..3a82994
--- /dev/null
+++ b/apps/chat-app/src/chat-app.controller.spec.ts
@@ -0,0 +1,22 @@
+import { Test, TestingModule } from '@nestjs/testing';
+import { ChatAppController } from './chat-app.controller';
+import { ChatAppService } from './chat-app.service';
+
+describe('ChatAppController', () => {
+  let chatAppController: ChatAppController;
+
+  beforeEach(async () => {
+    const app: TestingModule = await Test.createTestingModule({
+      controllers: [ChatAppController],
+      providers: [ChatAppService],
+    }).compile();
+
+    chatAppController = app.get<ChatAppController>(ChatAppController);
+  });
+
+  describe('root', () => {
+    it('should return "Hello World!"', () => {
+      expect(chatAppController.getHello()).toBe('Hello World!');
+    });
+  });
+});
diff --git a/apps/chat-app/src/chat-app.controller.ts b/apps/chat-app/src/chat-app.controller.ts
new file mode 100644
index 0000000..ce06e2f
--- /dev/null
+++ b/apps/chat-app/src/chat-app.controller.ts
@@ -0,0 +1,12 @@
+import { Controller, Get } from '@nestjs/common';
+import { ChatAppService } from './chat-app.service';
+
+@Controller()
+export class ChatAppController {
+  constructor(private readonly chatAppService: ChatAppService) {}
+
+  @Get()
+  getHello(): string {
+    return this.chatAppService.getHello();
+  }
+}
diff --git a/apps/chat-app/src/chat-app.module.ts b/apps/chat-app/src/chat-app.module.ts
new file mode 100644
index 0000000..36a0a62
--- /dev/null
+++ b/apps/chat-app/src/chat-app.module.ts
@@ -0,0 +1,10 @@
+import { Module } from '@nestjs/common';
+import { ChatAppController } from './chat-app.controller';
+import { ChatAppService } from './chat-app.service';
+
+@Module({
+  imports: [],
+  controllers: [ChatAppController],
+  providers: [ChatAppService],
+})
+export class ChatAppModule {}
diff --git a/apps/chat-app/src/chat-app.service.ts b/apps/chat-app/src/chat-app.service.ts
new file mode 100644
index 0000000..4bbb725
--- /dev/null
+++ b/apps/chat-app/src/chat-app.service.ts
@@ -0,0 +1,8 @@
+import { Injectable } from '@nestjs/common';
+
+@Injectable()
+export class ChatAppService {
+  getHello(): string {
+    return 'Hello World!';
+  }
+}
diff --git a/apps/chat-app/src/main.ts b/apps/chat-app/src/main.ts
new file mode 100644
index 0000000..8d83af9
--- /dev/null
+++ b/apps/chat-app/src/main.ts
@@ -0,0 +1,8 @@
+import { NestFactory } from '@nestjs/core';
+import { ChatAppModule } from './chat-app.module';
+
+async function bootstrap() {
+  const app = await NestFactory.create(ChatAppModule);
+  await app.listen(3000);
+}
+bootstrap();
diff --git a/apps/chat-app/test/app.e2e-spec.ts b/apps/chat-app/test/app.e2e-spec.ts
new file mode 100644
index 0000000..56cd278
--- /dev/null
+++ b/apps/chat-app/test/app.e2e-spec.ts
@@ -0,0 +1,24 @@
+import { Test, TestingModule } from '@nestjs/testing';
+import { INestApplication } from '@nestjs/common';
+import * as request from 'supertest';
+import { ChatAppModule } from './../src/chat-app.module';
+
+describe('ChatAppController (e2e)', () => {
+  let app: INestApplication;
+
+  beforeEach(async () => {
+    const moduleFixture: TestingModule = await Test.createTestingModule({
+      imports: [ChatAppModule],
+    }).compile();
+
+    app = moduleFixture.createNestApplication();
+    await app.init();
+  });
+
+  it('/ (GET)', () => {
+    return request(app.getHttpServer())
+      .get('/')
+      .expect(200)
+      .expect('Hello World!');
+  });
+});
diff --git a/test/jest-e2e.json b/apps/chat-app/test/jest-e2e.json
similarity index 100%
rename from test/jest-e2e.json
rename to apps/chat-app/test/jest-e2e.json
diff --git a/apps/chat-app/tsconfig.app.json b/apps/chat-app/tsconfig.app.json
new file mode 100644
index 0000000..66a0d1d
--- /dev/null
+++ b/apps/chat-app/tsconfig.app.json
@@ -0,0 +1,9 @@
+{
+  "extends": "../../tsconfig.json",
+  "compilerOptions": {
+    "declaration": false,
+    "outDir": "../../dist/apps/chat-app"
+  },
+  "include": ["src/**/*"],
+  "exclude": ["node_modules", "dist", "test", "**/*spec.ts"]
+}
diff --git a/src/app.controller.spec.ts b/apps/nestjs-be-app/src/app.controller.spec.ts
similarity index 100%
rename from src/app.controller.spec.ts
rename to apps/nestjs-be-app/src/app.controller.spec.ts
diff --git a/src/app.controller.ts b/apps/nestjs-be-app/src/app.controller.ts
similarity index 100%
rename from src/app.controller.ts
rename to apps/nestjs-be-app/src/app.controller.ts
diff --git a/src/app.module.ts b/apps/nestjs-be-app/src/app.module.ts
similarity index 100%
rename from src/app.module.ts
rename to apps/nestjs-be-app/src/app.module.ts
diff --git a/src/app.service.ts b/apps/nestjs-be-app/src/app.service.ts
similarity index 100%
rename from src/app.service.ts
rename to apps/nestjs-be-app/src/app.service.ts
diff --git a/src/config/env.ts b/apps/nestjs-be-app/src/config/env.ts
similarity index 100%
rename from src/config/env.ts
rename to apps/nestjs-be-app/src/config/env.ts
diff --git a/src/constants/entity.ts b/apps/nestjs-be-app/src/constants/entity.ts
similarity index 100%
rename from src/constants/entity.ts
rename to apps/nestjs-be-app/src/constants/entity.ts
diff --git a/src/constants/messages.ts b/apps/nestjs-be-app/src/constants/messages.ts
similarity index 100%
rename from src/constants/messages.ts
rename to apps/nestjs-be-app/src/constants/messages.ts
diff --git a/src/constants/users.ts b/apps/nestjs-be-app/src/constants/users.ts
similarity index 100%
rename from src/constants/users.ts
rename to apps/nestjs-be-app/src/constants/users.ts
diff --git a/src/db.module.ts b/apps/nestjs-be-app/src/db.module.ts
similarity index 100%
rename from src/db.module.ts
rename to apps/nestjs-be-app/src/db.module.ts
diff --git a/src/decorators/user.decorator.ts b/apps/nestjs-be-app/src/decorators/user.decorator.ts
similarity index 100%
rename from src/decorators/user.decorator.ts
rename to apps/nestjs-be-app/src/decorators/user.decorator.ts
diff --git a/src/dtos/response.ts b/apps/nestjs-be-app/src/dtos/response.ts
similarity index 100%
rename from src/dtos/response.ts
rename to apps/nestjs-be-app/src/dtos/response.ts
diff --git a/src/entities/index.ts b/apps/nestjs-be-app/src/entities/index.ts
similarity index 100%
rename from src/entities/index.ts
rename to apps/nestjs-be-app/src/entities/index.ts
diff --git a/src/main.ts b/apps/nestjs-be-app/src/main.ts
similarity index 98%
rename from src/main.ts
rename to apps/nestjs-be-app/src/main.ts
index d3768b0..aa6723d 100644
--- a/src/main.ts
+++ b/apps/nestjs-be-app/src/main.ts
@@ -62,7 +62,7 @@ async function bootstrap() {
   await app.register(fastifyCsrf);
 
   // eslint-disable-next-line @typescript-eslint/no-var-requires
-  const appData = require('../package.json');
+  const appData = require('../../../package.json');
   const name = appData.name || '';
   const version = appData.version || '';
   const description = appData.description || '';
diff --git a/src/middlewares/auth.guard.ts b/apps/nestjs-be-app/src/middlewares/auth.guard.ts
similarity index 89%
rename from src/middlewares/auth.guard.ts
rename to apps/nestjs-be-app/src/middlewares/auth.guard.ts
index ac063bc..a048228 100644
--- a/src/middlewares/auth.guard.ts
+++ b/apps/nestjs-be-app/src/middlewares/auth.guard.ts
@@ -5,8 +5,8 @@ import {
   UnauthorizedException,
 } from '@nestjs/common';
 import { Observable } from 'rxjs';
-import { getEnv } from 'src/config/env';
-import { UsersUtils } from 'src/utils/users.util';
+import { getEnv } from '../config/env';
+import { UsersUtils } from '../utils/users.util';
 
 @Injectable()
 export class AuthGuard implements CanActivate {
diff --git a/src/middlewares/http-exception.filter.ts b/apps/nestjs-be-app/src/middlewares/http-exception.filter.ts
similarity index 100%
rename from src/middlewares/http-exception.filter.ts
rename to apps/nestjs-be-app/src/middlewares/http-exception.filter.ts
diff --git a/src/middlewares/logger.middleware.ts b/apps/nestjs-be-app/src/middlewares/logger.middleware.ts
similarity index 100%
rename from src/middlewares/logger.middleware.ts
rename to apps/nestjs-be-app/src/middlewares/logger.middleware.ts
diff --git a/src/modules/health/health.controller.spec.ts b/apps/nestjs-be-app/src/modules/health/health.controller.spec.ts
similarity index 100%
rename from src/modules/health/health.controller.spec.ts
rename to apps/nestjs-be-app/src/modules/health/health.controller.spec.ts
diff --git a/src/modules/health/health.controller.ts b/apps/nestjs-be-app/src/modules/health/health.controller.ts
similarity index 100%
rename from src/modules/health/health.controller.ts
rename to apps/nestjs-be-app/src/modules/health/health.controller.ts
diff --git a/src/modules/health/health.module.ts b/apps/nestjs-be-app/src/modules/health/health.module.ts
similarity index 100%
rename from src/modules/health/health.module.ts
rename to apps/nestjs-be-app/src/modules/health/health.module.ts
diff --git a/src/modules/users/dtos/users-request.dto.ts b/apps/nestjs-be-app/src/modules/users/dtos/users-request.dto.ts
similarity index 97%
rename from src/modules/users/dtos/users-request.dto.ts
rename to apps/nestjs-be-app/src/modules/users/dtos/users-request.dto.ts
index 546100a..aed86c2 100644
--- a/src/modules/users/dtos/users-request.dto.ts
+++ b/apps/nestjs-be-app/src/modules/users/dtos/users-request.dto.ts
@@ -1,6 +1,6 @@
 import { ApiProperty } from '@nestjs/swagger';
 import { IsEmail, IsOptional, IsNotEmpty, IsIn } from 'class-validator';
-import { ROLE } from 'src/constants/users';
+import { ROLE } from '../../../constants/users';
 
 export class CreateUserDto {
   @IsOptional()
diff --git a/src/modules/users/dtos/users-response.dto.ts b/apps/nestjs-be-app/src/modules/users/dtos/users-response.dto.ts
similarity index 84%
rename from src/modules/users/dtos/users-response.dto.ts
rename to apps/nestjs-be-app/src/modules/users/dtos/users-response.dto.ts
index 13aecf1..05688f2 100644
--- a/src/modules/users/dtos/users-response.dto.ts
+++ b/apps/nestjs-be-app/src/modules/users/dtos/users-response.dto.ts
@@ -1,4 +1,4 @@
-import { ResponseDTO } from 'src/dtos/response';
+import { ResponseDTO } from '../../../dtos/response';
 
 export class LoginResponse extends ResponseDTO {
   accessToken?: string;
diff --git a/src/modules/users/user.entity.ts b/apps/nestjs-be-app/src/modules/users/user.entity.ts
similarity index 100%
rename from src/modules/users/user.entity.ts
rename to apps/nestjs-be-app/src/modules/users/user.entity.ts
diff --git a/src/modules/users/users.controller.spec.ts b/apps/nestjs-be-app/src/modules/users/users.controller.spec.ts
similarity index 100%
rename from src/modules/users/users.controller.spec.ts
rename to apps/nestjs-be-app/src/modules/users/users.controller.spec.ts
diff --git a/src/modules/users/users.controller.ts b/apps/nestjs-be-app/src/modules/users/users.controller.ts
similarity index 92%
rename from src/modules/users/users.controller.ts
rename to apps/nestjs-be-app/src/modules/users/users.controller.ts
index 0439788..f2eea1e 100644
--- a/src/modules/users/users.controller.ts
+++ b/apps/nestjs-be-app/src/modules/users/users.controller.ts
@@ -8,9 +8,9 @@ import {
   UseGuards,
 } from '@nestjs/common';
 import { ApiBearerAuth, ApiTags } from '@nestjs/swagger';
-import { UserEmail, UserId } from 'src/decorators/user.decorator';
-import { ResponseDTO } from 'src/dtos/response';
-import { AuthGuard } from 'src/middlewares/auth.guard';
+import { UserEmail, UserId } from '../../decorators/user.decorator';
+import { ResponseDTO } from '../../dtos/response';
+import { AuthGuard } from '../../middlewares/auth.guard';
 import {
   CreateUserDto,
   LoginUserDto,
diff --git a/src/modules/users/users.module.ts b/apps/nestjs-be-app/src/modules/users/users.module.ts
similarity index 88%
rename from src/modules/users/users.module.ts
rename to apps/nestjs-be-app/src/modules/users/users.module.ts
index 3e37705..05969e2 100644
--- a/src/modules/users/users.module.ts
+++ b/apps/nestjs-be-app/src/modules/users/users.module.ts
@@ -3,7 +3,7 @@ import { UsersController } from './users.controller';
 import { UsersService } from './users.service';
 import { usersProviders } from './users.providers';
 import { DatabaseModule } from '../../db.module';
-import { UsersUtils } from 'src/utils/users.util';
+import { UsersUtils } from '../../utils/users.util';
 
 @Module({
   imports: [DatabaseModule],
diff --git a/src/modules/users/users.providers.ts b/apps/nestjs-be-app/src/modules/users/users.providers.ts
similarity index 69%
rename from src/modules/users/users.providers.ts
rename to apps/nestjs-be-app/src/modules/users/users.providers.ts
index 2e22777..801d8c3 100644
--- a/src/modules/users/users.providers.ts
+++ b/apps/nestjs-be-app/src/modules/users/users.providers.ts
@@ -1,4 +1,4 @@
-import { USERS_REPOSITORY } from 'src/constants/entity';
+import { USERS_REPOSITORY } from '../../constants/entity';
 import { User } from './user.entity';
 
 export const usersProviders = [
diff --git a/src/modules/users/users.service.spec.ts b/apps/nestjs-be-app/src/modules/users/users.service.spec.ts
similarity index 100%
rename from src/modules/users/users.service.spec.ts
rename to apps/nestjs-be-app/src/modules/users/users.service.spec.ts
diff --git a/src/modules/users/users.service.ts b/apps/nestjs-be-app/src/modules/users/users.service.ts
similarity index 95%
rename from src/modules/users/users.service.ts
rename to apps/nestjs-be-app/src/modules/users/users.service.ts
index 7705f4b..a84e9b0 100644
--- a/src/modules/users/users.service.ts
+++ b/apps/nestjs-be-app/src/modules/users/users.service.ts
@@ -7,11 +7,11 @@ import {
   UpdateUserPasswordDto,
 } from './dtos/users-request.dto';
 import { User } from './user.entity';
-import { STATUS } from 'src/constants/users';
-import MESSAGES from 'src/constants/messages';
-import { USERS_REPOSITORY } from 'src/constants/entity';
-import { UsersUtils } from 'src/utils/users.util';
-import { getEnv } from 'src/config/env';
+import { STATUS } from '../../constants/users';
+import MESSAGES from '../../constants/messages';
+import { USERS_REPOSITORY } from '../../constants/entity';
+import { UsersUtils } from '../../utils/users.util';
+import { getEnv } from '../../config/env';
 import { LoginResponse } from './dtos/users-response.dto';
 
 @Injectable()
diff --git a/src/providers/db.providers.ts b/apps/nestjs-be-app/src/providers/db.providers.ts
similarity index 93%
rename from src/providers/db.providers.ts
rename to apps/nestjs-be-app/src/providers/db.providers.ts
index 709b52a..6bf0622 100644
--- a/src/providers/db.providers.ts
+++ b/apps/nestjs-be-app/src/providers/db.providers.ts
@@ -1,5 +1,5 @@
 import { Sequelize } from 'sequelize-typescript';
-import { getEnv, isLocalDev } from 'src/config/env';
+import { getEnv, isLocalDev } from '../config/env';
 import entities from '../entities';
 
 export const databaseProviders = [
diff --git a/src/utils/users.util.ts b/apps/nestjs-be-app/src/utils/users.util.ts
similarity index 97%
rename from src/utils/users.util.ts
rename to apps/nestjs-be-app/src/utils/users.util.ts
index a10d28c..7c95b20 100644
--- a/src/utils/users.util.ts
+++ b/apps/nestjs-be-app/src/utils/users.util.ts
@@ -2,7 +2,7 @@ import { v4 as uuidv4 } from 'uuid';
 import * as crypto from 'crypto';
 import * as jwt from 'jsonwebtoken';
 import { UnauthorizedException } from '@nestjs/common/exceptions';
-import { getEnv } from 'src/config/env';
+import { getEnv } from '../config/env';
 
 export class UsersUtils {
   createSalt() {
diff --git a/test/app.e2e-spec.ts b/apps/nestjs-be-app/test/app.e2e-spec.ts
similarity index 100%
rename from test/app.e2e-spec.ts
rename to apps/nestjs-be-app/test/app.e2e-spec.ts
diff --git a/apps/nestjs-be-app/test/jest-e2e.json b/apps/nestjs-be-app/test/jest-e2e.json
new file mode 100644
index 0000000..e9d912f
--- /dev/null
+++ b/apps/nestjs-be-app/test/jest-e2e.json
@@ -0,0 +1,9 @@
+{
+  "moduleFileExtensions": ["js", "json", "ts"],
+  "rootDir": ".",
+  "testEnvironment": "node",
+  "testRegex": ".e2e-spec.ts$",
+  "transform": {
+    "^.+\\.(t|j)s$": "ts-jest"
+  }
+}
diff --git a/apps/nestjs-be-app/tsconfig.app.json b/apps/nestjs-be-app/tsconfig.app.json
new file mode 100644
index 0000000..3daa22e
--- /dev/null
+++ b/apps/nestjs-be-app/tsconfig.app.json
@@ -0,0 +1,9 @@
+{
+  "extends": "../../tsconfig.json",
+  "compilerOptions": {
+    "declaration": false,
+    "outDir": "../../dist/apps/nestjs-be-app"
+  },
+  "include": ["src/**/*"],
+  "exclude": ["node_modules", "dist", "test", "**/*spec.ts"]
+}
diff --git a/apps/notification-app/src/main.ts b/apps/notification-app/src/main.ts
new file mode 100644
index 0000000..3f57b66
--- /dev/null
+++ b/apps/notification-app/src/main.ts
@@ -0,0 +1,8 @@
+import { NestFactory } from '@nestjs/core';
+import { NotificationAppModule } from './notification-app.module';
+
+async function bootstrap() {
+  const app = await NestFactory.create(NotificationAppModule);
+  await app.listen(3000);
+}
+bootstrap();
diff --git a/apps/notification-app/src/notification-app.controller.spec.ts b/apps/notification-app/src/notification-app.controller.spec.ts
new file mode 100644
index 0000000..1d1f730
--- /dev/null
+++ b/apps/notification-app/src/notification-app.controller.spec.ts
@@ -0,0 +1,22 @@
+import { Test, TestingModule } from '@nestjs/testing';
+import { NotificationAppController } from './notification-app.controller';
+import { NotificationAppService } from './notification-app.service';
+
+describe('NotificationAppController', () => {
+  let notificationAppController: NotificationAppController;
+
+  beforeEach(async () => {
+    const app: TestingModule = await Test.createTestingModule({
+      controllers: [NotificationAppController],
+      providers: [NotificationAppService],
+    }).compile();
+
+    notificationAppController = app.get<NotificationAppController>(NotificationAppController);
+  });
+
+  describe('root', () => {
+    it('should return "Hello World!"', () => {
+      expect(notificationAppController.getHello()).toBe('Hello World!');
+    });
+  });
+});
diff --git a/apps/notification-app/src/notification-app.controller.ts b/apps/notification-app/src/notification-app.controller.ts
new file mode 100644
index 0000000..a653587
--- /dev/null
+++ b/apps/notification-app/src/notification-app.controller.ts
@@ -0,0 +1,12 @@
+import { Controller, Get } from '@nestjs/common';
+import { NotificationAppService } from './notification-app.service';
+
+@Controller()
+export class NotificationAppController {
+  constructor(private readonly notificationAppService: NotificationAppService) {}
+
+  @Get()
+  getHello(): string {
+    return this.notificationAppService.getHello();
+  }
+}
diff --git a/apps/notification-app/src/notification-app.module.ts b/apps/notification-app/src/notification-app.module.ts
new file mode 100644
index 0000000..fc5aab1
--- /dev/null
+++ b/apps/notification-app/src/notification-app.module.ts
@@ -0,0 +1,10 @@
+import { Module } from '@nestjs/common';
+import { NotificationAppController } from './notification-app.controller';
+import { NotificationAppService } from './notification-app.service';
+
+@Module({
+  imports: [],
+  controllers: [NotificationAppController],
+  providers: [NotificationAppService],
+})
+export class NotificationAppModule {}
diff --git a/apps/notification-app/src/notification-app.service.ts b/apps/notification-app/src/notification-app.service.ts
new file mode 100644
index 0000000..a9c6afe
--- /dev/null
+++ b/apps/notification-app/src/notification-app.service.ts
@@ -0,0 +1,8 @@
+import { Injectable } from '@nestjs/common';
+
+@Injectable()
+export class NotificationAppService {
+  getHello(): string {
+    return 'Hello World!';
+  }
+}
diff --git a/apps/notification-app/test/app.e2e-spec.ts b/apps/notification-app/test/app.e2e-spec.ts
new file mode 100644
index 0000000..3f484bf
--- /dev/null
+++ b/apps/notification-app/test/app.e2e-spec.ts
@@ -0,0 +1,24 @@
+import { Test, TestingModule } from '@nestjs/testing';
+import { INestApplication } from '@nestjs/common';
+import * as request from 'supertest';
+import { NotificationAppModule } from './../src/notification-app.module';
+
+describe('NotificationAppController (e2e)', () => {
+  let app: INestApplication;
+
+  beforeEach(async () => {
+    const moduleFixture: TestingModule = await Test.createTestingModule({
+      imports: [NotificationAppModule],
+    }).compile();
+
+    app = moduleFixture.createNestApplication();
+    await app.init();
+  });
+
+  it('/ (GET)', () => {
+    return request(app.getHttpServer())
+      .get('/')
+      .expect(200)
+      .expect('Hello World!');
+  });
+});
diff --git a/apps/notification-app/test/jest-e2e.json b/apps/notification-app/test/jest-e2e.json
new file mode 100644
index 0000000..e9d912f
--- /dev/null
+++ b/apps/notification-app/test/jest-e2e.json
@@ -0,0 +1,9 @@
+{
+  "moduleFileExtensions": ["js", "json", "ts"],
+  "rootDir": ".",
+  "testEnvironment": "node",
+  "testRegex": ".e2e-spec.ts$",
+  "transform": {
+    "^.+\\.(t|j)s$": "ts-jest"
+  }
+}
diff --git a/apps/notification-app/tsconfig.app.json b/apps/notification-app/tsconfig.app.json
new file mode 100644
index 0000000..e0e16b3
--- /dev/null
+++ b/apps/notification-app/tsconfig.app.json
@@ -0,0 +1,9 @@
+{
+  "extends": "../../tsconfig.json",
+  "compilerOptions": {
+    "declaration": false,
+    "outDir": "../../dist/apps/notification-app"
+  },
+  "include": ["src/**/*"],
+  "exclude": ["node_modules", "dist", "test", "**/*spec.ts"]
+}
diff --git a/nest-cli.json b/nest-cli.json
index f9aa683..3cdc43b 100644
--- a/nest-cli.json
+++ b/nest-cli.json
@@ -1,8 +1,41 @@
 {
   "$schema": "https://json.schemastore.org/nest-cli",
   "collection": "@nestjs/schematics",
-  "sourceRoot": "src",
+  "sourceRoot": "apps/nestjs-be-app/src",
   "compilerOptions": {
-    "deleteOutDir": true
+    "deleteOutDir": true,
+    "webpack": true,
+    "tsConfigPath": "apps/nestjs-be-app/tsconfig.app.json"
+  },
+  "monorepo": true,
+  "root": "apps/nestjs-be-app",
+  "projects": {
+    "nestjs-be-app": {
+      "type": "application",
+      "root": "apps/nestjs-be-app",
+      "entryFile": "main",
+      "sourceRoot": "apps/nestjs-be-app/src",
+      "compilerOptions": {
+        "tsConfigPath": "apps/nestjs-be-app/tsconfig.app.json"
+      }
+    },
+    "notification-app": {
+      "type": "application",
+      "root": "apps/notification-app",
+      "entryFile": "main",
+      "sourceRoot": "apps/notification-app/src",
+      "compilerOptions": {
+        "tsConfigPath": "apps/notification-app/tsconfig.app.json"
+      }
+    },
+    "chat-app": {
+      "type": "application",
+      "root": "apps/chat-app",
+      "entryFile": "main",
+      "sourceRoot": "apps/chat-app/src",
+      "compilerOptions": {
+        "tsConfigPath": "apps/chat-app/tsconfig.app.json"
+      }
+    }
   }
-}
+}
\ No newline at end of file
diff --git a/package.json b/package.json
index 2bdd05a..a890a61 100644
--- a/package.json
+++ b/package.json
@@ -7,11 +7,11 @@
   "license": "UNLICENSED",
   "scripts": {
     "build": "nest build",
-    "format": "prettier --write \"src/**/*.ts\" \"test/**/*.ts\"",
+    "format": "prettier --write \"apps/**/*.ts\" \"libs/**/*.ts\"",
     "start": "NODE_ENV=development nest start",
     "start:dev": "NODE_ENV=local nest start --watch",
     "start:debug": "nest start --debug --watch",
-    "start:prod": "node dist/main",
+    "start:prod": "node dist/apps/nestjs-be-app/main",
     "migrate:generate": "npx sequelize-cli migration:generate --name test",
     "migrate": "NODE_ENV=local npx sequelize-cli db:migrate",
     "resource:generate": "nest g resource",
@@ -24,7 +24,7 @@
     "test:watch": "jest --watch",
     "test:cov": "jest --coverage",
     "test:debug": "node --inspect-brk -r tsconfig-paths/register -r ts-node/register node_modules/.bin/jest --runInBand",
-    "test:e2e": "jest --config ./test/jest-e2e.json"
+    "test:e2e": "jest --config ./apps/nestjs-be-app/test/jest-e2e.json"
   },
   "dependencies": {
     "@fastify/csrf-protection": "^6.1.0",
@@ -88,7 +88,7 @@
       "json",
       "ts"
     ],
-    "rootDir": "src",
+    "rootDir": ".",
     "testRegex": ".*\\.spec\\.ts$",
     "transform": {
       "^.+\\.(t|j)s$": "ts-jest"
@@ -96,7 +96,10 @@
     "collectCoverageFrom": [
       "**/*.(t|j)s"
     ],
-    "coverageDirectory": "../coverage",
-    "testEnvironment": "node"
+    "coverageDirectory": "./coverage",
+    "testEnvironment": "node",
+    "roots": [
+      "<rootDir>/apps/"
+    ]
   }
-}
+}
\ No newline at end of file
diff --git a/tsconfig.json b/tsconfig.json
index adb614c..f4f03e2 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -16,6 +16,7 @@
     "noImplicitAny": false,
     "strictBindCallApply": false,
     "forceConsistentCasingInFileNames": false,
-    "noFallthroughCasesInSwitch": false
+    "noFallthroughCasesInSwitch": false,
+    "paths": {}
   }
-}
+}
\ No newline at end of file