Добавлен контроллер пользователей, описана схема, подключен сервис для работы с БД, описана первая ручка для получения списка пользователей

src/users/users.contoller.ts

@@ -0,0 +1,36 @@
+import {Controller, Get, Req, Post, Options, Header, Delete, HttpCode, Put, UseInterceptors, All} from '@nestjs/common';
+
+import {ApiResponse, ApiTags, ApiParam, ApiBody} from '@nestjs/swagger';
+import {ALLOW_ORIGIN_ALL, ALLOW_METHOD, ALLOW_CREDENTIALS, CONTENT_LENGTH, ALLOW_HEADERS, USERS_CONTROLLER} from '../consts';
+import {UserService} from './users.service';
+import {UserRequest} from './users.schema';
+
+@Controller(USERS_CONTROLLER)
+@ApiTags(USERS_CONTROLLER)
+export class UsersController {
+    constructor(
+        private readonly userService: UserService
+    ) {}
+
+    @Get()
+    @Header(...ALLOW_ORIGIN_ALL)
+    @ApiResponse({
+        status: 200,
+        description: 'Список всех пользователей',
+        type: [UserRequest]
+    })
+    async findAll(): Promise<UserRequest[]> {
+        return this.userService.findAll();
+    }
+
+    @Options()
+    @Header(...ALLOW_ORIGIN_ALL)
+    @Header(...ALLOW_METHOD)
+    @Header(...ALLOW_CREDENTIALS)
+    @Header(...CONTENT_LENGTH)
+    @Header(...ALLOW_HEADERS)
+    @HttpCode(204)
+    async options(): Promise<string> {
+        return '';
+    }
+}

src/users/users.schema.ts

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+import { Prop, Schema, SchemaFactory } from '@nestjs/mongoose';
+import { Document } from 'mongoose';
+import {ApiProperty} from '@nestjs/swagger';
+
+interface Token {
+    token: string;
+    expired_at: string;
+}
+
+export class UserRequest {
+    @ApiProperty()
+    login: string;
+
+    @ApiProperty()
+    avatar: string;
+
+    @ApiProperty()
+    is_admin: string;
+}
+
+@Schema()
+export class User extends Document {
+    @Prop({
+        required: true,
+        unique: true,
+        type: String,
+    })
+    login: string;
+
+    @Prop({
+        required: true,
+        type: String,
+    })
+    password: string;
+
+    @Prop({
+        type: String,
+    })
+    avatar: string;
+
+    @Prop({
+        type: Boolean,
+    })
+    is_admin: boolean;
+
+    @Prop({
+        type: {
+            token: String,
+            expired_at: String,
+        }
+    })
+    access_token: Token;
+
+    @Prop({
+        type: {
+            token: String,
+            expired_at: String,
+        }
+    })
+    refresh_token: Token;
+}
+
+export const UserSchema = SchemaFactory.createForClass(User);

src/users/users.service.ts

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+import {Model, Connection} from 'mongoose';
+import {Injectable} from '@nestjs/common';
+import {InjectConnection} from '@nestjs/mongoose';
+import {DB_NAME, USERS_CONTROLLER} from 'src/consts';
+import {User, UserSchema} from './users.schema';
+
+@Injectable()
+export class UserService {
+    constructor(
+        @InjectConnection(DB_NAME) private dbConnection: Connection,
+    ) {}
+    
+    get userModel(): Model<User> {
+        return this.dbConnection.model<User>(USERS_CONTROLLER, UserSchema);
+    }
+
+    findAll(): any {
+        return this.userModel.find().exec();
+    }
+}