diff --git a/backend/src/.env b/backend/src/.env
deleted file mode 100644
index b9a9642..0000000
--- a/backend/src/.env
+++ /dev/null
@@ -1,5 +0,0 @@
-DB_USER=nichtar
-DB_HOST=postgres
-DB_NAME=SDR
-DB_PASSWORD=postgres
-DB_PORT=5432
\ No newline at end of file
diff --git a/backend/src/controllers.ts b/backend/src/controllers.ts
deleted file mode 100644
index 416f6f0..0000000
--- a/backend/src/controllers.ts
+++ /dev/null
@@ -1,112 +0,0 @@
-import { Request, Response } from 'express';
-import jwt from 'jsonwebtoken';
-import { getRepository } from 'typeorm';
-import { Project } from './entities/Project';
-import { ProjectMember } from './entities/ProjectMember';
-import { Task } from './entities/Task';
-import { User } from './entities/User';
-
-const SECRET_KEY = process.env.JWT_SECRET || 'your_secret_key';
-
-// Аутентификация пользователя и выдача токена
-export const login = async (req: Request, res: Response): Promise<void> => {
-  const { username, password } = req.body;
-  const userRepository = getRepository(User);
-
-  try {
-    const user = await userRepository.findOne({ where: { username } });
-
-    if (!user || user.password !== password) {
-      res.status(401).json({ message: 'Неверные имя пользователя или пароль' });
-      return;
-    }
-
-    const token = jwt.sign({ id: user.id, username: user.username }, SECRET_KEY, { expiresIn: '1h' });
-
-    res.json({ token });
-  } catch (error) {
-    res.status(500).json({ message: 'Ошибка при аутентификации', error });
-  }
-};
-
-
-// Создание проекта
-export const createProject = async (req: Request, res: Response) => {
-  const projectRepository = getRepository(Project);
-  const { title, description } = req.body;
-  const ownerId = req.user?.id;
-
-  try {
-    const project = projectRepository.create({ title, description, owner: { id: ownerId } });
-    await projectRepository.save(project);
-    res.status(201).json(project);
-  } catch (error) {
-    res.status(500).json({ message: 'Ошибка при создании проекта', error });
-  }
-};
-
-// Получение списка проектов
-export const getProjects = async (req: Request, res: Response) => {
-  const projectRepository = getRepository(Project);
-  const userId = req.user?.id;
-
-  try {
-    const projects = await projectRepository.find({
-      where: { owner: { id: userId } },  // Ищем проекты, где owner соответствует ID пользователя
-      relations: ['owner'],             // Подгружаем связанные данные о владельце
-    });
-
-    res.json(projects);
-  } catch (error) {
-    res.status(500).json({ message: 'Ошибка при получении проектов', error });
-  }
-};
-
-// Добавление участника в проект
-export const addMemberToProject = async (req: Request, res: Response) => {
-  const memberRepository = getRepository(ProjectMember);
-  const { projectId } = req.params;
-  const { userId, role } = req.body;
-
-  try {
-    const member = memberRepository.create({ project: { id: Number(projectId) }, user: { id: userId }, role });
-    await memberRepository.save(member);
-    res.status(201).json({ message: 'Участник добавлен в проект' });
-  } catch (error) {
-    res.status(500).json({ message: 'Ошибка при добавлении участника', error });
-  }
-};
-
-// Создание задачи
-export const createTask = async (req: Request, res: Response) => {
-  const taskRepository = getRepository(Task);
-  const { projectId } = req.params;
-  const { title, status, assignedUserId, deadline } = req.body;
-
-  try {
-    const task = taskRepository.create({
-      project: { id: Number(projectId) },
-      title,
-      status,
-      assigned_user: assignedUserId ? { id: assignedUserId } : null,
-      deadline,
-    });
-    await taskRepository.save(task);
-    res.status(201).json(task);
-  } catch (error) {
-    res.status(500).json({ message: 'Ошибка при создании задачи', error });
-  }
-};
-
-// Получение списка задач по проекту
-export const getTasksByProject = async (req: Request, res: Response) => {
-  const taskRepository = getRepository(Task);
-  const { projectId } = req.params;
-
-  try {
-    const tasks = await taskRepository.find({ where: { project: { id: Number(projectId) } } });
-    res.json(tasks);
-  } catch (error) {
-    res.status(500).json({ message: 'Ошибка при получении задач', error });
-  }
-};
diff --git a/backend/src/db.ts b/backend/src/db.ts
deleted file mode 100644
index 2667608..0000000
--- a/backend/src/db.ts
+++ /dev/null
@@ -1,11 +0,0 @@
-import { createConnection } from 'typeorm';
-
-export const connectDB = async () => {
-  try {
-    await createConnection();
-    console.log('База данных подключена');
-  } catch (error) {
-    console.error('Ошибка подключения к базе данных:', error);
-    process.exit(1);
-  }
-};
diff --git a/backend/src/entities/Project.ts b/backend/src/entities/Project.ts
deleted file mode 100644
index 6dfc7ef..0000000
--- a/backend/src/entities/Project.ts
+++ /dev/null
@@ -1,23 +0,0 @@
-import { Entity, PrimaryGeneratedColumn, Column, ManyToOne, CreateDateColumn, UpdateDateColumn } from 'typeorm';
-import { User } from './User';
-
-@Entity('projects')
-export class Project {
-  @PrimaryGeneratedColumn()
-  id!: number;
-
-  @Column()
-  title!: string;
-
-  @Column({ nullable: true })
-  description!: string;
-
-  @ManyToOne(() => User, (user) => user.id)
-  owner!: User;
-
-  @CreateDateColumn()
-  created_at!: Date;
-
-  @UpdateDateColumn()
-  updated_at!: Date;
-}
diff --git a/backend/src/entities/ProjectMember.ts b/backend/src/entities/ProjectMember.ts
deleted file mode 100644
index b7810d6..0000000
--- a/backend/src/entities/ProjectMember.ts
+++ /dev/null
@@ -1,18 +0,0 @@
-import { Entity, PrimaryGeneratedColumn, ManyToOne, Column } from 'typeorm';
-import { Project } from './Project';
-import { User } from './User';
-
-@Entity('project_members')
-export class ProjectMember {
-  @PrimaryGeneratedColumn()
-  id!: number;
-
-  @ManyToOne(() => Project, (project) => project.id)
-  project!: Project;
-
-  @ManyToOne(() => User, (user) => user.id)
-  user!: User;
-
-  @Column()
-  role!: string; // Возможные значения: owner, member
-}
diff --git a/backend/src/entities/Task.ts b/backend/src/entities/Task.ts
deleted file mode 100644
index cd336d3..0000000
--- a/backend/src/entities/Task.ts
+++ /dev/null
@@ -1,28 +0,0 @@
-import { Entity, PrimaryGeneratedColumn, Column, ManyToOne, CreateDateColumn } from 'typeorm';
-import { Project } from './Project';
-import { User } from './User';
-
-@Entity('tasks')
-export class Task {
-  @PrimaryGeneratedColumn()
-  id!: number;
-
-  @Column()
-  title!: string;
-
-  @Column({ default: 'todo' })
-  status!: string;
-
-  @ManyToOne(() => Project, (project) => project.id)
-  project!: Project;
-
-  @ManyToOne(() => User, (user) => user.id, { nullable: true })
-  assigned_user!: User | null;
-
-  @Column({ type: 'timestamp', nullable: true })
-  deadline!: Date | null;
-
-  @CreateDateColumn()
-  created_at!: Date;
-}
-
diff --git a/backend/src/entities/User.ts b/backend/src/entities/User.ts
deleted file mode 100644
index 1f7926f..0000000
--- a/backend/src/entities/User.ts
+++ /dev/null
@@ -1,19 +0,0 @@
-import { Entity, PrimaryGeneratedColumn, Column, CreateDateColumn } from 'typeorm';
-
-@Entity('users')
-export class User {
-  @PrimaryGeneratedColumn()
-  id!: number;
-
-  @Column({ unique: true })
-  username!: string;
-
-  @Column({ unique: true })
-  email!: string;
-
-  @Column()
-  password!: string;
-
-  @CreateDateColumn()
-  created_at!: Date;
-}
diff --git a/backend/src/middlewares.ts b/backend/src/middlewares.ts
deleted file mode 100644
index c4b7b7e..0000000
--- a/backend/src/middlewares.ts
+++ /dev/null
@@ -1,21 +0,0 @@
-import { Request, Response, NextFunction } from 'express';
-import jwt from 'jsonwebtoken';
-
-const SECRET_KEY = process.env.JWT_SECRET || 'your_secret_key';
-
-export const verifyToken = (req: Request, res: Response, next: NextFunction): void => {
-  const token = req.header('Authorization')?.replace('Bearer ', '');
-
-  if (!token) {
-    res.status(401).json({ message: 'Доступ запрещён. Токен отсутствует.' });
-    return;
-  }
-
-  try {
-    const decoded = jwt.verify(token, SECRET_KEY) as { id: number; username: string };
-    req.user = decoded;  // Добавляем `user` в `req`
-    next();  // Передаём управление следующему middleware
-  } catch (error) {
-    res.status(401).json({ message: 'Неверный токен.' });
-  }
-};
diff --git a/backend/src/routes.ts b/backend/src/routes.ts
deleted file mode 100644
index e5798ba..0000000
--- a/backend/src/routes.ts
+++ /dev/null
@@ -1,19 +0,0 @@
-import { Router } from 'express';
-import { login, createProject, getProjects, addMemberToProject, createTask, getTasksByProject } from './controllers';
-import { verifyToken } from './middlewares';
-
-
-const router = Router();
-
-router.post('/login', login);  // Новый маршрут для получения токена
-
-// Проекты
-router.post('/projects', verifyToken, createProject);
-router.get('/projects', verifyToken, getProjects);
-router.post('/projects/:projectId/members', verifyToken, addMemberToProject);
-
-// Задачи
-router.post('/projects/:projectId/tasks', verifyToken, createTask);
-router.get('/projects/:projectId/tasks', verifyToken, getTasksByProject);
-
-export default router;
diff --git a/backend/src/server.ts b/backend/src/server.ts
deleted file mode 100644
index 3d0aeed..0000000
--- a/backend/src/server.ts
+++ /dev/null
@@ -1,21 +0,0 @@
-import express, { Application } from 'express';
-import dotenv from 'dotenv';
-import { connectDB } from './db';
-import userRoutes from './routes';
-import cors from 'cors';
-
-dotenv.config();
-
-const app: Application = express();
-const PORT = process.env.PORT || 3000;
-
-app.use(cors());
-app.use(express.json());
-
-connectDB();
-
-app.use('/api', userRoutes);
-
-app.listen(PORT, () => {
-  console.log(`Сервер запущен на http://localhost:${PORT}`);
-});