#1 Создала сущность юзера.

Создала класс User, дто UserDTO, репозиторий, сервис, контроллер.
Написала миграцию для создания таблицы users.
Добавила энам UserRole для определения ролей юзеров

src/main/java/com/example/final_exam_l/controller/UserController.java

+package com.example.final_exam_l.controller;
+
+import com.example.final_exam_l.service.UserService;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Controller;
+
+@Controller
+@RequiredArgsConstructor
+public class UserController {
+    private final UserService service;
+}

src/main/java/com/example/final_exam_l/dto/UserDTO.java

+package com.example.final_exam_l.dto;
+
+import com.example.final_exam_l.entity.User;
+import lombok.*;
+
+@Getter
+@Setter
+@AllArgsConstructor
+@NoArgsConstructor
+@Builder
+public class UserDTO {
+    private Integer id;
+    private String login;
+    private String email;
+    private String password;
+    private String role;
+    private boolean active;
+
+    public static UserDTO from(User user){
+        return UserDTO.builder()
+                .id(user.getId())
+                .login(user.getLogin())
+                .email(user.getEmail())
+                .password(user.getPassword())
+                .role(user.getRole())
+                .active(user.isActive())
+                .build();
+    }
+}

src/main/java/com/example/final_exam_l/entity/User.java

+package com.example.final_exam_l.entity;
+
+import com.example.final_exam_l.enumiration.UserRole;
+import com.sun.istack.NotNull;
+import lombok.*;
+
+import javax.persistence.*;
+
+@Table(name = "users")
+@Entity
+@Getter
+@Setter
+@AllArgsConstructor
+@NoArgsConstructor
+@Builder
+public class User {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Integer id;
+
+    @Column
+    @NotNull
+    private String login;
+
+    @Column
+    @NotNull
+    private String email;
+
+    @Column
+    @NotNull
+    private String password;
+
+    @Column
+    @NotNull
+    @Builder.Default
+    private String role = UserRole.USER.name();
+
+    @Column
+    @NotNull
+    @Builder.Default
+    private boolean active = true;
+}

src/main/java/com/example/final_exam_l/enumiration/UserRole.java

+package com.example.final_exam_l.enumiration;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+@Getter
+@AllArgsConstructor
+public enum UserRole {
+    ADMIN("Админ"), USER("Пользователь");
+
+    private String russianName;
+}

src/main/java/com/example/final_exam_l/exception/AccessException.java

+package com.example.final_exam_l.exception;
+
+import lombok.Getter;
+import lombok.Setter;
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.ResponseStatus;
+
+@Getter
+@Setter
+@ResponseStatus(code = HttpStatus.FORBIDDEN)
+public class AccessException extends Exception{
+    private String exception = "Доступ закрыт";
+}

src/main/java/com/example/final_exam_l/exception/ResourceNotFoundException.java

+package com.example.final_exam_l.exception;
+
+import lombok.Getter;
+import lombok.Setter;
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.ResponseStatus;
+
+@Getter
+@Setter
+@ResponseStatus(code = HttpStatus.NOT_FOUND)
+public class ResourceNotFoundException extends RuntimeException {
+    private String resource;
+    private int id;
+    private String email;
+
+    public ResourceNotFoundException(String resource, int id) {
+        super();
+        this.resource = resource;
+        this.id = id;
+    }
+
+    public ResourceNotFoundException(String resource, String email) {
+        super();
+        this.resource = resource;
+        this.email = email;
+    }
+}

src/main/java/com/example/final_exam_l/exception/StorageException.java

+package com.example.final_exam_l.exception;
+
+public class StorageException extends RuntimeException{
+    public StorageException(String message) {
+        super(message);
+    }
+
+    public StorageException(String message, Throwable cause) {
+        super(message, cause);
+    }
+
+}

src/main/java/com/example/final_exam_l/exception/StorageFileNotFoundException.java

+package com.example.final_exam_l.exception;
+
+public class StorageFileNotFoundException extends StorageException {
+    public StorageFileNotFoundException(String message) {
+        super(message);
+    }
+
+    public StorageFileNotFoundException(String message, Throwable cause) {
+        super(message, cause);
+    }
+}

src/main/java/com/example/final_exam_l/exception/UserAlreadyExistsException.java

+package com.example.final_exam_l.exception;
+
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.ResponseStatus;
+
+@NoArgsConstructor
+@ResponseStatus(HttpStatus.CONFLICT)
+@Getter
+public class UserAlreadyExistsException extends RuntimeException {
+    private String result = "Мейл занят. Введите другой мейл";
+}

src/main/java/com/example/final_exam_l/repository/UserRepository.java

+package com.example.final_exam_l.repository;
+
+import com.example.final_exam_l.entity.User;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface UserRepository extends JpaRepository<User, Integer> {
+
+}

src/main/java/com/example/final_exam_l/service/UserService.java

+package com.example.final_exam_l.service;
+
+import com.example.final_exam_l.repository.UserRepository;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+
+@Service
+@RequiredArgsConstructor
+public class UserService {
+    private final UserRepository repository;
+}

src/main/resources/db/migration/V1000__add_users_table.sql

+USE `final_exam`;
+
+CREATE Table `users` (
+     `id` int auto_increment not null,
+     `login` varchar(128) not null,
+     `email` varchar(128) not null,
+     `password` varchar(128) not null,
+     `active` boolean not null default true,
+     `role` varchar(24) not null,
+     primary key (`id`),
+     unique index `email_unique` (`email` ASC)
+);
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