Init project. Create simple backend. Add postgres in docker

backend/.env.example

@@ -0,0 +1,6 @@
+DATABASE_TYPE=postgres
+DATABASE_HOST=localhost
+DATABASE_PORT=3306
+DATABASE_USER=root
+DATABASE_PASSWORD=root
+DATABASE_DATABASE=test

backend/.gitignore

@@ -0,0 +1,56 @@
+# compiled output
+/dist
+/node_modules
+/build
+
+# Logs
+logs
+*.log
+npm-debug.log*
+pnpm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+lerna-debug.log*
+
+# OS
+.DS_Store
+
+# Tests
+/coverage
+/.nyc_output
+
+# IDEs and editors
+/.idea
+.project
+.classpath
+.c9/
+*.launch
+.settings/
+*.sublime-workspace
+
+# IDE - VSCode
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json
+
+# dotenv environment variable files
+.env
+.env.development.local
+.env.test.local
+.env.production.local
+.env.local
+
+# temp directory
+.temp
+.tmp
+
+# Runtime data
+pids
+*.pid
+*.seed
+*.pid.lock
+
+# Diagnostic reports (https://nodejs.org/api/report.html)
+report.[0-9]*.[0-9]*.[0-9]*.[0-9]*.json

backend/.prettierrc

@@ -0,0 +1,5 @@
+{
+  "singleQuote": true,
+  "trailingComma": "all",
+  "endOfLine": "auto"
+}

backend/eslint.config.mjs

@@ -0,0 +1,36 @@
+// @ts-check
+import eslint from '@eslint/js';
+import eslintPluginPrettierRecommended from 'eslint-plugin-prettier/recommended';
+import globals from 'globals';
+import tseslint from 'typescript-eslint';
+
+export default tseslint.config(
+  {
+    ignores: ['eslint.config.mjs'],
+  },
+  eslint.configs.recommended,
+  ...tseslint.configs.recommendedTypeChecked,
+  eslintPluginPrettierRecommended,
+  {
+    languageOptions: {
+      globals: {
+        ...globals.node,
+        ...globals.jest,
+      },
+      ecmaVersion: 5,
+      sourceType: 'module',
+      parserOptions: {
+        projectService: true,
+        tsconfigRootDir: import.meta.dirname,
+      },
+    },
+  },
+  {
+    rules: {
+      '@typescript-eslint/no-explicit-any': 'off',
+      '@typescript-eslint/no-floating-promises': 'warn',
+      '@typescript-eslint/no-unsafe-argument': 'warn',
+      'prettier/prettier': 0,
+    },
+  },
+);

backend/nest-cli.json

@@ -0,0 +1,8 @@
+{
+  "$schema": "https://json.schemastore.org/nest-cli",
+  "collection": "@nestjs/schematics",
+  "sourceRoot": "src",
+  "compilerOptions": {
+    "deleteOutDir": true
+  }
+}

backend/package.json

@@ -0,0 +1,82 @@
+{
+  "name": "chat",
+  "version": "0.0.1",
+  "description": "",
+  "author": "",
+  "private": true,
+  "license": "UNLICENSED",
+  "scripts": {
+    "build": "nest build",
+    "format": "prettier --write \"src/**/*.ts\" \"test/**/*.ts\"",
+    "start": "nest start",
+    "start:dev": "nest start --watch",
+    "start:debug": "nest start --debug --watch",
+    "start:prod": "node dist/main",
+    "lint": "eslint \"{src,apps,libs,test}/**/*.ts\" --fix",
+    "test": "jest",
+    "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"
+  },
+  "dependencies": {
+    "@nestjs/common": "^11.0.1",
+    "@nestjs/config": "^4.0.1",
+    "@nestjs/core": "^11.0.1",
+    "@nestjs/platform-express": "^11.0.1",
+    "@nestjs/swagger": "^11.0.6",
+    "@nestjs/typeorm": "^11.0.0",
+    "class-transformer": "^0.5.1",
+    "class-validator": "^0.14.1",
+    "mysql2": "^3.13.0",
+    "pg": "^8.14.0",
+    "reflect-metadata": "^0.2.2",
+    "rxjs": "^7.8.1",
+    "swagger-ui-express": "^5.0.1",
+    "typeorm": "^0.3.21"
+  },
+  "devDependencies": {
+    "@eslint/eslintrc": "^3.2.0",
+    "@eslint/js": "^9.18.0",
+    "@nestjs/cli": "^11.0.0",
+    "@nestjs/schematics": "^11.0.0",
+    "@nestjs/testing": "^11.0.1",
+    "@swc/cli": "^0.6.0",
+    "@swc/core": "^1.10.7",
+    "@types/express": "^5.0.0",
+    "@types/jest": "^29.5.14",
+    "@types/node": "^22.10.7",
+    "@types/supertest": "^6.0.2",
+    "eslint": "^9.18.0",
+    "eslint-config-prettier": "^10.0.1",
+    "eslint-plugin-prettier": "^5.2.2",
+    "globals": "^16.0.0",
+    "jest": "^29.7.0",
+    "prettier": "^3.4.2",
+    "source-map-support": "^0.5.21",
+    "supertest": "^7.0.0",
+    "ts-jest": "^29.2.5",
+    "ts-loader": "^9.5.2",
+    "ts-node": "^10.9.2",
+    "tsconfig-paths": "^4.2.0",
+    "typescript": "^5.7.3",
+    "typescript-eslint": "^8.20.0"
+  },
+  "jest": {
+    "moduleFileExtensions": [
+      "js",
+      "json",
+      "ts"
+    ],
+    "rootDir": "src",
+    "testRegex": ".*\\.spec\\.ts$",
+    "transform": {
+      "^.+\\.(t|j)s$": "ts-jest"
+    },
+    "collectCoverageFrom": [
+      "**/*.(t|j)s"
+    ],
+    "coverageDirectory": "../coverage",
+    "testEnvironment": "node"
+  }
+}

backend/src/configuration/configuration.ts

@@ -0,0 +1,11 @@
+import { TypeOrmModuleOptions } from '@nestjs/typeorm';
+import { IDatabaseConfigKey } from './database';
+
+const config = {};
+
+export type IConfig = typeof config & {
+  [k in IDatabaseConfigKey]: TypeOrmModuleOptions;
+};
+
+const getConfig = () => config;
+export default getConfig;

backend/src/configuration/database.ts

@@ -0,0 +1,19 @@
+import { registerAs } from '@nestjs/config';
+import { TypeOrmModuleOptions } from '@nestjs/typeorm';
+
+export const DatabaseConfigKey = 'database';
+export type IDatabaseConfigKey = typeof DatabaseConfigKey;
+
+export default registerAs(
+  DatabaseConfigKey,
+  (): TypeOrmModuleOptions => ({
+    type: 'postgres',
+    host: process.env.DATABASE_HOST,
+    port: +(process.env.DATABASE_PORT ?? 5432),
+    username: process.env.DATABASE_USER,
+    password: process.env.DATABASE_PASSWORD,
+    database: process.env.DATABASE_DATABASE,
+    synchronize: process.env.NODE_ENV !== 'production',
+    autoLoadEntities: true,
+  }),
+);

backend/src/controllers/message/index.ts

@@ -0,0 +1,3 @@
+import { MessageController } from './message.controller';
+
+export default MessageController;

backend/src/controllers/message/message.controller.ts

@@ -0,0 +1,18 @@
+import Message, { CreateMessageDTO } from '@/entities/message';
+import MessageService from '@/shared/services/message';
+import { Body, Controller, Get, Post } from '@nestjs/common';
+
+@Controller('message')
+export class MessageController {
+  constructor(private messageService: MessageService) {}
+
+  @Get()
+  async getTopOfHistory(): Promise<Message[]> {
+    return await this.messageService.getTopOfHistory();
+  }
+
+  @Post()
+  async send(@Body() message: CreateMessageDTO): Promise<Message> {
+    return await this.messageService.addMessage(message);
+  }
+}

backend/src/entities/message/index.ts

@@ -0,0 +1,4 @@
+import { Message } from './message';
+export default Message;
+
+export { CreateMessageDTO } from './types';

backend/src/entities/message/message.ts

@@ -0,0 +1,13 @@
+import { Entity, Column, PrimaryGeneratedColumn } from 'typeorm';
+
+@Entity()
+export class Message {
+  @PrimaryGeneratedColumn()
+  id: number;
+
+  @Column()
+  timeOfSend: string;
+
+  @Column()
+  sender: string;
+}

backend/src/entities/message/types.ts

@@ -0,0 +1,12 @@
+import { ApiProperty } from '@nestjs/swagger';
+import { IsNotEmpty } from 'class-validator';
+
+export class CreateMessageDTO {
+  @ApiProperty()
+  @IsNotEmpty()
+  public timeOfSend: string;
+
+  @ApiProperty()
+  @IsNotEmpty()
+  public sender: string;
+}

backend/src/main.ts

@@ -0,0 +1,22 @@
+import { NestFactory } from '@nestjs/core';
+import { SwaggerModule, DocumentBuilder } from '@nestjs/swagger';
+import { ValidationPipe } from '@nestjs/common';
+
+import AppModule from './modules/app';
+
+async function bootstrap() {
+  const app = await NestFactory.create(AppModule);
+  app.useGlobalPipes(new ValidationPipe());
+
+  const options = new DocumentBuilder()
+    .setTitle('Chat')
+    .setDescription(
+      'Chat - Asynchronous chat on WebSockets written on Next+Nest',
+    )
+    .build();
+  const document = SwaggerModule.createDocument(app, options);
+  SwaggerModule.setup('docs', app, document);
+
+  await app.listen(process.env.PORT ?? 8000);
+}
+bootstrap();

backend/src/modules/app/app.module.ts

@@ -0,0 +1,20 @@
+import { Module } from '@nestjs/common';
+import { TypeOrmModule } from '@nestjs/typeorm';
+import { ConfigModule } from '@nestjs/config';
+
+import config from '@/configuration/configuration';
+import databaseConfig from '@/configuration/database';
+import MessageModule from '../message';
+
+@Module({
+  imports: [
+    ConfigModule.forRoot({
+      isGlobal: true,
+      load: [config],
+    }),
+    TypeOrmModule.forRoot(databaseConfig()),
+
+    MessageModule,
+  ],
+})
+export class AppModule {}

backend/src/modules/app/index.ts

@@ -0,0 +1,3 @@
+import { AppModule } from './app.module';
+
+export default AppModule;

backend/src/modules/message/index.ts

@@ -0,0 +1,3 @@
+import { MessageModule } from './message.module';
+
+export default MessageModule;

backend/src/modules/message/message.module.ts

@@ -0,0 +1,12 @@
+import MessageController from '@/controllers/message';
+import Message from '@/entities/message';
+import MessageService from '@/shared/services/message';
+import { Module } from '@nestjs/common';
+import { TypeOrmModule } from '@nestjs/typeorm';
+
+@Module({
+  imports: [TypeOrmModule.forFeature([Message])],
+  controllers: [MessageController],
+  providers: [MessageService],
+})
+export class MessageModule {}

backend/src/shared/services/message/index.ts

@@ -0,0 +1,3 @@
+import { MessageService } from './message.service';
+
+export default MessageService;

backend/src/shared/services/message/message.service.ts

@@ -0,0 +1,22 @@
+import Message, { CreateMessageDTO } from '@/entities/message';
+import { Injectable } from '@nestjs/common';
+import { InjectRepository } from '@nestjs/typeorm';
+import { Repository } from 'typeorm';
+
+@Injectable()
+export class MessageService {
+  constructor(
+    @InjectRepository(Message)
+    private messageRepository: Repository<Message>,
+  ) {}
+
+  getTopOfHistory = () =>
+    this.messageRepository
+      .createQueryBuilder('message')
+      .orderBy('message.id', 'DESC')
+      .limit(20)
+      .getMany();
+
+  addMessage = (message: CreateMessageDTO): Promise<Message> =>
+    this.messageRepository.save(message);
+}

backend/tsconfig.build.json

@@ -0,0 +1,4 @@
+{
+  "extends": "./tsconfig.json",
+  "exclude": ["node_modules", "test", "dist", "**/*spec.ts"]
+}

backend/tsconfig.json

@@ -0,0 +1,24 @@
+{
+  "compilerOptions": {
+    "module": "commonjs",
+    "declaration": true,
+    "removeComments": true,
+    "emitDecoratorMetadata": true,
+    "experimentalDecorators": true,
+    "allowSyntheticDefaultImports": true,
+    "target": "ES2023",
+    "sourceMap": true,
+    "outDir": "./dist",
+    "baseUrl": "./",
+    "incremental": true,
+    "skipLibCheck": true,
+    "strictNullChecks": true,
+    "forceConsistentCasingInFileNames": true,
+    "noImplicitAny": false,
+    "strictBindCallApply": false,
+    "noFallthroughCasesInSwitch": false,
+    "paths": {
+      "@/*": ["src/*"],
+    }
+  }
+}

create_database.sql

@@ -0,0 +1,2 @@
+SELECT 'CREATE DATABASE chat'
+WHERE NOT EXISTS (SELECT FROM pg_database WHERE datname = 'chat')\gexec

docker-compose.yml

@@ -0,0 +1,42 @@
+version: "3.5"
+
+services:
+  postgres:
+    container_name: postgres_container
+    image: postgres
+    environment:
+      POSTGRES_USER: postgres
+      POSTGRES_PASSWORD: pass2postgres
+      PGDATA: /data/postgres
+    volumes:
+      - postgres:/data/postgres
+      - ./create_database.sql:/docker-entrypoint-initdb.d/init.sql
+    ports:
+      - "5432:5432"
+    networks:
+      - postgres
+    restart: unless-stopped
+
+  pgadmin:
+    container_name: pgadmin_container
+    image: dpage/pgadmin4
+    environment:
+      PGADMIN_DEFAULT_EMAIL: admin@mail.com
+      PGADMIN_DEFAULT_PASSWORD: pass2admin
+      PGADMIN_LISTEN_PORT: 80
+      PGADMIN_CONFIG_SERVER_MODE: "False"
+    volumes:
+      - pgadmin:/var/lib/pgadmin
+    ports:
+      - "5050:80"
+    networks:
+      - postgres
+    restart: unless-stopped
+
+networks:
+  postgres:
+    driver: bridge
+
+volumes:
+  postgres:
+  pgadmin:

frontend/.env

@@ -0,0 +1 @@
+NEXT_PUBLIC_API_PATTERN=/api

frontend/.env.development

@@ -0,0 +1,9 @@
+BACKEND_PROTOCOL=http
+BACKEND_DOMAIN=127.0.0.1
+BACKEND_PORT=8000
+
+BASE_PROTOCOL=http
+BASE_DOMAIN=127.0.0.1
+BASE_PORT=3000
+
+NEXT_PUBLIC_BASE_URL=http://127.0.0.1:3000

frontend/.gitignore

@@ -0,0 +1,41 @@
+# See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
+
+# dependencies
+/node_modules
+/.pnp
+.pnp.*
+.yarn/*
+!.yarn/patches
+!.yarn/plugins
+!.yarn/releases
+!.yarn/versions
+
+# testing
+/coverage
+
+# next.js
+/.next/
+/out/
+
+# production
+/build
+
+# misc
+.DS_Store
+*.pem
+
+# debug
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+.pnpm-debug.log*
+
+# env files (can opt-in for committing if needed)
+# .env
+
+# vercel
+.vercel
+
+# typescript
+*.tsbuildinfo
+next-env.d.ts

frontend/eslint.config.mjs

@@ -0,0 +1,16 @@
+import { dirname } from "path";
+import { fileURLToPath } from "url";
+import { FlatCompat } from "@eslint/eslintrc";
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = dirname(__filename);
+
+const compat = new FlatCompat({
+  baseDirectory: __dirname,
+});
+
+const eslintConfig = [
+  ...compat.extends("next/core-web-vitals", "next/typescript"),
+];
+
+export default eslintConfig;

frontend/next.config.ts

@@ -0,0 +1,23 @@
+const nextConfig = {
+  async rewrites() {
+    return [
+      {
+        source: "/api/:path*",
+        destination:
+          `${process.env.BACKEND_PROTOCOL}://` +
+          `${process.env.BACKEND_DOMAIN}:${process.env.BACKEND_PORT}/:path*`,
+      },
+    ];
+  },
+  images: {
+    remotePatterns: [
+      {
+        protocol: process.env.BASE_PROTOCOL,
+        hostname: process.env.BASE_DOMAIN,
+        port: process.env.BASE_PORT,
+      },
+    ],
+  },
+};
+
+export default nextConfig;

frontend/package.json

@@ -0,0 +1,28 @@
+{
+  "name": "chat",
+  "version": "0.1.0",
+  "private": true,
+  "scripts": {
+    "dev": "next dev --turbopack",
+    "build": "next build",
+    "start": "next start",
+    "lint": "next lint"
+  },
+  "dependencies": {
+    "next": "15.2.2",
+    "next-themes": "^0.4.6",
+    "react": "^19.0.0",
+    "react-dom": "^19.0.0"
+  },
+  "devDependencies": {
+    "@eslint/eslintrc": "^3",
+    "@tailwindcss/postcss": "^4",
+    "@types/node": "^20",
+    "@types/react": "^19",
+    "@types/react-dom": "^19",
+    "eslint": "^9",
+    "eslint-config-next": "15.2.2",
+    "tailwindcss": "^4",
+    "typescript": "^5"
+  }
+}

frontend/postcss.config.mjs

@@ -0,0 +1,5 @@
+const config = {
+  plugins: ["@tailwindcss/postcss"],
+};
+
+export default config;

frontend/public/file.svg

@@ -0,0 +1 @@
+<svg fill="none" viewBox="0 0 16 16" xmlns="http://www.w3.org/2000/svg"><path d="M14.5 13.5V5.41a1 1 0 0 0-.3-.7L9.8.29A1 1 0 0 0 9.08 0H1.5v13.5A2.5 2.5 0 0 0 4 16h8a2.5 2.5 0 0 0 2.5-2.5m-1.5 0v-7H8v-5H3v12a1 1 0 0 0 1 1h8a1 1 0 0 0 1-1M9.5 5V2.12L12.38 5zM5.13 5h-.62v1.25h2.12V5zm-.62 3h7.12v1.25H4.5zm.62 3h-.62v1.25h7.12V11z" clip-rule="evenodd" fill="#666" fill-rule="evenodd"/></svg>

frontend/public/globe.svg

@@ -0,0 +1 @@
+<svg fill="none" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16"><g clip-path="url(#a)"><path fill-rule="evenodd" clip-rule="evenodd" d="M10.27 14.1a6.5 6.5 0 0 0 3.67-3.45q-1.24.21-2.7.34-.31 1.83-.97 3.1M8 16A8 8 0 1 0 8 0a8 8 0 0 0 0 16m.48-1.52a7 7 0 0 1-.96 0H7.5a4 4 0 0 1-.84-1.32q-.38-.89-.63-2.08a40 40 0 0 0 3.92 0q-.25 1.2-.63 2.08a4 4 0 0 1-.84 1.31zm2.94-4.76q1.66-.15 2.95-.43a7 7 0 0 0 0-2.58q-1.3-.27-2.95-.43a18 18 0 0 1 0 3.44m-1.27-3.54a17 17 0 0 1 0 3.64 39 39 0 0 1-4.3 0 17 17 0 0 1 0-3.64 39 39 0 0 1 4.3 0m1.1-1.17q1.45.13 2.69.34a6.5 6.5 0 0 0-3.67-3.44q.65 1.26.98 3.1M8.48 1.5l.01.02q.41.37.84 1.31.38.89.63 2.08a40 40 0 0 0-3.92 0q.25-1.2.63-2.08a4 4 0 0 1 .85-1.32 7 7 0 0 1 .96 0m-2.75.4a6.5 6.5 0 0 0-3.67 3.44 29 29 0 0 1 2.7-.34q.31-1.83.97-3.1M4.58 6.28q-1.66.16-2.95.43a7 7 0 0 0 0 2.58q1.3.27 2.95.43a18 18 0 0 1 0-3.44m.17 4.71q-1.45-.12-2.69-.34a6.5 6.5 0 0 0 3.67 3.44q-.65-1.27-.98-3.1" fill="#666"/></g><defs><clipPath id="a"><path fill="#fff" d="M0 0h16v16H0z"/></clipPath></defs></svg>

frontend/public/next.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 394 80"><path fill="#000" d="M262 0h68.5v12.7h-27.2v66.6h-13.6V12.7H262V0ZM149 0v12.7H94v20.4h44.3v12.6H94v21h55v12.6H80.5V0h68.7zm34.3 0h-17.8l63.8 79.4h17.9l-32-39.7 32-39.6h-17.9l-23 28.6-23-28.6zm18.3 56.7-9-11-27.1 33.7h17.8l18.3-22.7z"/><path fill="#000" d="M81 79.3 17 0H0v79.3h13.6V17l50.2 62.3H81Zm252.6-.4c-1 0-1.8-.4-2.5-1s-1.1-1.6-1.1-2.6.3-1.8 1-2.5 1.6-1 2.6-1 1.8.3 2.5 1a3.4 3.4 0 0 1 .6 4.3 3.7 3.7 0 0 1-3 1.8zm23.2-33.5h6v23.3c0 2.1-.4 4-1.3 5.5a9.1 9.1 0 0 1-3.8 3.5c-1.6.8-3.5 1.3-5.7 1.3-2 0-3.7-.4-5.3-1s-2.8-1.8-3.7-3.2c-.9-1.3-1.4-3-1.4-5h6c.1.8.3 1.6.7 2.2s1 1.2 1.6 1.5c.7.4 1.5.5 2.4.5 1 0 1.8-.2 2.4-.6a4 4 0 0 0 1.6-1.8c.3-.8.5-1.8.5-3V45.5zm30.9 9.1a4.4 4.4 0 0 0-2-3.3 7.5 7.5 0 0 0-4.3-1.1c-1.3 0-2.4.2-3.3.5-.9.4-1.6 1-2 1.6a3.5 3.5 0 0 0-.3 4c.3.5.7.9 1.3 1.2l1.8 1 2 .5 3.2.8c1.3.3 2.5.7 3.7 1.2a13 13 0 0 1 3.2 1.8 8.1 8.1 0 0 1 3 6.5c0 2-.5 3.7-1.5 5.1a10 10 0 0 1-4.4 3.5c-1.8.8-4.1 1.2-6.8 1.2-2.6 0-4.9-.4-6.8-1.2-2-.8-3.4-2-4.5-3.5a10 10 0 0 1-1.7-5.6h6a5 5 0 0 0 3.5 4.6c1 .4 2.2.6 3.4.6 1.3 0 2.5-.2 3.5-.6 1-.4 1.8-1 2.4-1.7a4 4 0 0 0 .8-2.4c0-.9-.2-1.6-.7-2.2a11 11 0 0 0-2.1-1.4l-3.2-1-3.8-1c-2.8-.7-5-1.7-6.6-3.2a7.2 7.2 0 0 1-2.4-5.7 8 8 0 0 1 1.7-5 10 10 0 0 1 4.3-3.5c2-.8 4-1.2 6.4-1.2 2.3 0 4.4.4 6.2 1.2 1.8.8 3.2 2 4.3 3.4 1 1.4 1.5 3 1.5 5h-5.8z"/></svg>

frontend/public/vercel.svg

@@ -0,0 +1 @@
+<svg fill="none" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1155 1000"><path d="m577.3 0 577.4 1000H0z" fill="#fff"/></svg>

frontend/public/window.svg

@@ -0,0 +1 @@
+<svg fill="none" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16"><path fill-rule="evenodd" clip-rule="evenodd" d="M1.5 2.5h13v10a1 1 0 0 1-1 1h-11a1 1 0 0 1-1-1zM0 1h16v11.5a2.5 2.5 0 0 1-2.5 2.5h-11A2.5 2.5 0 0 1 0 12.5zm3.75 4.5a.75.75 0 1 0 0-1.5.75.75 0 0 0 0 1.5M7 4.75a.75.75 0 1 1-1.5 0 .75.75 0 0 1 1.5 0m1.75.75a.75.75 0 1 0 0-1.5.75.75 0 0 0 0 1.5" fill="#666"/></svg>

frontend/src/app/globals.css

@@ -0,0 +1,77 @@
+@tailwind base;
+@tailwind components;
+@tailwind utilities;
+
+:root {
+  --color-bg0: #fbf1c7;
+  --color-bg1: #ebdbb2;
+  --color-bg4: #a89984;
+
+  --color-fg0: #282828;
+  --color-fg1: #3c3836;
+  --color-fg4: #7c6f64;
+
+  --color-ac0: #83a598;
+  --color-ac1: #fabd2f;
+  --color-ac2: #8ec07c;
+
+  --color-err: #cc241d;
+
+  --app-width: 70%;
+  font-size: calc((100vw / 1920) * 20);
+}
+
+[data-theme="dark"] {
+  --color-bg0: #282828;
+  --color-bg1: #3c3836;
+  --color-bg4: #7c6f64;
+
+  --color-fg0: #fbf1c7;
+  --color-fg1: #ebdbb2;
+  --color-fg4: #a89984;
+
+  --color-ac0: #076678;
+  --color-ac1: #b57614;
+  --color-ac2: #427b58;
+
+  --color-err: #cc241d;
+}
+
+html,
+body {
+  padding: 0;
+  margin: 0;
+  width: 100%;
+  height: 100%;
+}
+
+body {
+  transition-property: color, background-color, border-color;
+  transition-duration: 0.3s;
+
+  overflow: hidden;
+  color: var(--color-fg1);
+  background-color: var(--color-bg0);
+}
+
+body * {
+  scrollbar-color: var(--color-ac0) var(--color-bg1);
+  scrollbar-width: thin;
+}
+
+audio::-webkit-media-controls-panel {
+  background-color: var(--color-bg1);
+}
+
+@media (max-width: 1024px) {
+  :root {
+    font-size: calc((100vw / 1920) * 56);
+    --app-width: 100%;
+  }
+}
+
+@media (max-width: 640px) {
+  :root {
+    font-size: calc((100vw / 1920) * 64);
+  }
+}

frontend/src/app/layout.tsx

@@ -0,0 +1,21 @@
+import { Roboto } from "next/font/google";
+import "./globals.css";
+import { ThemeProvider } from "next-themes";
+
+const roboto = Roboto({ subsets: ["latin"] });
+
+export default function RootLayout({
+  children,
+}: Readonly<{
+  children: React.ReactNode;
+}>) {
+  return (
+    <html lang="ru" suppressHydrationWarning>
+      <body className={roboto.className}>
+        <ThemeProvider enableSystem={false} defaultTheme="light">
+          {children}
+        </ThemeProvider>
+      </body>
+    </html>
+  );
+}

frontend/src/app/page.tsx

@@ -0,0 +1,10 @@
+import { Metadata } from "next";
+
+export const metadata: Metadata = {
+  title: "Chat",
+  description: "Chat - Asynchronous chat on WebSockets written on Next+Nest",
+};
+
+export default async function Root() {
+  return <></>;
+}

frontend/tailwind.config.ts

@@ -0,0 +1,47 @@
+import type { Config } from "tailwindcss";
+
+const config: Config = {
+  content: [
+    "./src/pages/**/*.{js,ts,jsx,tsx,mdx}",
+    "./src/components/**/*.{js,ts,jsx,tsx,mdx}",
+    "./src/app/**/*.{js,ts,jsx,tsx,mdx}",
+    "./src/**/*.{js,ts,jsx,tsx,mdx}",
+  ],
+  theme: {
+    extend: {
+      colors: {
+        bg0: "var(--color-bg0)",
+        bg1: "var(--color-bg1)",
+        bg4: "var(--color-bg4)",
+        fg0: "var(--color-fg0)",
+        fg1: "var(--color-fg1)",
+        fg4: "var(--color-fg4)",
+        ac0: "var(--color-ac0)",
+        ac1: "var(--color-ac1)",
+        ac2: "var(--color-ac2)",
+        err: "var(--color-err)",
+      },
+      animation: {
+        fadeIn: "fadeIn 0.25s ease-in-out",
+        fadeOut: "fadeOut 0.25s ease-in-out",
+      },
+      keyframes: () => ({
+        fadeIn: {
+          "0%": { opacity: "0" },
+          "100%": { opacity: "1" },
+        },
+        fadeOut: {
+          "0%": { opacity: "1" },
+          "100%": { opacity: "0" },
+        },
+      }),
+    },
+    screens: {
+      tb: "640px",
+      lp: "1024px",
+      dsk: "1280px",
+    },
+  },
+  plugins: [],
+};
+export default config;

frontend/tsconfig.json

@@ -0,0 +1,27 @@
+{
+  "compilerOptions": {
+    "target": "ES2017",
+    "lib": ["dom", "dom.iterable", "esnext"],
+    "allowJs": true,
+    "skipLibCheck": true,
+    "strict": true,
+    "noEmit": true,
+    "esModuleInterop": true,
+    "module": "esnext",
+    "moduleResolution": "bundler",
+    "resolveJsonModule": true,
+    "isolatedModules": true,
+    "jsx": "preserve",
+    "incremental": true,
+    "plugins": [
+      {
+        "name": "next"
+      }
+    ],
+    "paths": {
+      "@/*": ["./src/*"]
+    }
+  },
+  "include": ["next-env.d.ts", "**/*.ts", "**/*.tsx", ".next/types/**/*.ts"],
+  "exclude": ["node_modules"]
+}