diff --git a/migrations/Version20260328121534.php b/migrations/Version20260328121534.php
new file mode 100644
index 0000000..f96a74f
--- /dev/null
+++ b/migrations/Version20260328121534.php
@@ -0,0 +1,32 @@
+<?php
+
+declare(strict_types=1);
+
+namespace DoctrineMigrations;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+/**
+ * Auto-generated Migration: Please modify to your needs!
+ */
+final class Version20260328121534 extends AbstractMigration
+{
+    public function getDescription(): string
+    {
+        return '';
+    }
+
+    public function up(Schema $schema): void
+    {
+        // this up() migration is auto-generated, please modify it to your needs
+        $this->addSql('CREATE TABLE "user" (id INT GENERATED BY DEFAULT AS IDENTITY NOT NULL, email VARCHAR(180) NOT NULL, roles JSON NOT NULL, password VARCHAR(255) NOT NULL, PRIMARY KEY (id))');
+        $this->addSql('CREATE UNIQUE INDEX UNIQ_8D93D649E7927C74 ON "user" (email)');
+    }
+
+    public function down(Schema $schema): void
+    {
+        // this down() migration is auto-generated, please modify it to your needs
+        $this->addSql('DROP TABLE "user"');
+    }
+}
diff --git a/src/Entity/User.php b/src/Entity/User.php
new file mode 100644
index 0000000..0be0979
--- /dev/null
+++ b/src/Entity/User.php
@@ -0,0 +1,87 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Entity;
+
+use App\Repository\UserRepository;
+use Doctrine\ORM\Mapping as ORM;
+use Symfony\Bridge\Doctrine\Validator\Constraints\UniqueEntity;
+use Symfony\Component\Security\Core\User\PasswordAuthenticatedUserInterface;
+use Symfony\Component\Security\Core\User\UserInterface;
+
+#[ORM\Entity(repositoryClass: UserRepository::class)]
+#[ORM\Table(name: '`user`')]
+#[UniqueEntity(fields: ['email'], message: 'This email is already registered.')]
+class User implements UserInterface, PasswordAuthenticatedUserInterface
+{
+    #[ORM\Id]
+    #[ORM\GeneratedValue]
+    #[ORM\Column]
+    private ?int $id = null;
+
+    #[ORM\Column(length: 180, unique: true)]
+    private ?string $email = null;
+
+    /** @var list<string> */
+    #[ORM\Column]
+    private array $roles = [];
+
+    #[ORM\Column]
+    private ?string $password = null;
+
+    public function getId(): ?int
+    {
+        return $this->id;
+    }
+
+    public function getEmail(): ?string
+    {
+        return $this->email;
+    }
+
+    public function setEmail(string $email): static
+    {
+        $this->email = $email;
+
+        return $this;
+    }
+
+    public function getUserIdentifier(): string
+    {
+        return (string) $this->email;
+    }
+
+    /** @return list<string> */
+    public function getRoles(): array
+    {
+        $roles = $this->roles;
+        $roles[] = 'ROLE_USER';
+
+        return array_unique($roles);
+    }
+
+    /** @param list<string> $roles */
+    public function setRoles(array $roles): static
+    {
+        $this->roles = $roles;
+
+        return $this;
+    }
+
+    public function getPassword(): ?string
+    {
+        return $this->password;
+    }
+
+    public function setPassword(string $password): static
+    {
+        $this->password = $password;
+
+        return $this;
+    }
+
+    public function eraseCredentials(): void
+    {
+    }
+}
diff --git a/src/Repository/UserRepository.php b/src/Repository/UserRepository.php
new file mode 100644
index 0000000..37a4368
--- /dev/null
+++ b/src/Repository/UserRepository.php
@@ -0,0 +1,34 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Repository;
+
+use App\Entity\User;
+use Doctrine\Bundle\DoctrineBundle\Repository\ServiceEntityRepository;
+use Doctrine\Persistence\ManagerRegistry;
+use Symfony\Component\Security\Core\Exception\UnsupportedUserException;
+use Symfony\Component\Security\Core\User\PasswordAuthenticatedUserInterface;
+use Symfony\Component\Security\Core\User\PasswordUpgraderInterface;
+
+/**
+ * @extends ServiceEntityRepository<User>
+ */
+class UserRepository extends ServiceEntityRepository implements PasswordUpgraderInterface
+{
+    public function __construct(ManagerRegistry $registry)
+    {
+        parent::__construct($registry, User::class);
+    }
+
+    public function upgradePassword(PasswordAuthenticatedUserInterface $user, string $newHashedPassword): void
+    {
+        if (!$user instanceof User) {
+            throw new UnsupportedUserException(sprintf('Instances of "%s" are not supported.', $user::class));
+        }
+
+        $user->setPassword($newHashedPassword);
+        $this->getEntityManager()->persist($user);
+        $this->getEntityManager()->flush();
+    }
+}