diff --git a/bin/docker-entrypoint.sh.d/00-ensure-storage-writable.sh b/bin/docker-entrypoint.sh.d/00-ensure-storage-writable.sh
index 1f81f26..d1e4789 100755
--- a/bin/docker-entrypoint.sh.d/00-ensure-storage-writable.sh
+++ b/bin/docker-entrypoint.sh.d/00-ensure-storage-writable.sh
@@ -2,3 +2,4 @@
 
 mkdir --parents var/cache var/log
 chown www-data:www-data -R var
+chmod a+w -R var
diff --git a/composer.json b/composer.json
index 64afb04..1f6a4c4 100644
--- a/composer.json
+++ b/composer.json
@@ -13,6 +13,7 @@
         "doctrine/orm": "^3.1",
         "phpdocumentor/reflection-docblock": "^5.4",
         "phpstan/phpdoc-parser": "^1.28",
+        "rekalogika/mapper": "^1.1",
         "symfony/console": "7.0.*",
         "symfony/dotenv": "7.0.*",
         "symfony/flex": "^2",
@@ -72,5 +73,8 @@
             "allow-contrib": false,
             "require": "7.0.*"
         }
+    },
+    "require-dev": {
+        "symfony/maker-bundle": "^1.58"
     }
 }
diff --git a/composer.lock b/composer.lock
index dfcae1f..6bb8a33 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "63d5d5c0c7b10c9d6f335cb0b4d10525",
+    "content-hash": "bd4cd30630c20c75f906c43f8aed6bbc",
     "packages": [
         {
             "name": "doctrine/cache",
@@ -1496,6 +1496,54 @@
             },
             "time": "2021-02-03T23:26:27+00:00"
         },
+        {
+            "name": "psr/clock",
+            "version": "1.0.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/php-fig/clock.git",
+                "reference": "e41a24703d4560fd0acb709162f73b8adfc3aa0d"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/php-fig/clock/zipball/e41a24703d4560fd0acb709162f73b8adfc3aa0d",
+                "reference": "e41a24703d4560fd0acb709162f73b8adfc3aa0d",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^7.0 || ^8.0"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Psr\\Clock\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "PHP-FIG",
+                    "homepage": "https://www.php-fig.org/"
+                }
+            ],
+            "description": "Common interface for reading the clock.",
+            "homepage": "https://github.com/php-fig/clock",
+            "keywords": [
+                "clock",
+                "now",
+                "psr",
+                "psr-20",
+                "time"
+            ],
+            "support": {
+                "issues": "https://github.com/php-fig/clock/issues",
+                "source": "https://github.com/php-fig/clock/tree/1.0.0"
+            },
+            "time": "2022-11-25T14:36:26+00:00"
+        },
         {
             "name": "psr/container",
             "version": "2.0.2",
@@ -1649,6 +1697,96 @@
             },
             "time": "2021-07-14T16:46:02+00:00"
         },
+        {
+            "name": "rekalogika/mapper",
+            "version": "v1.1.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/rekalogika/mapper.git",
+                "reference": "6f87e4afb0de0ba752d21061ea5c39ddc52c0dba"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/rekalogika/mapper/zipball/6f87e4afb0de0ba752d21061ea5c39ddc52c0dba",
+                "reference": "6f87e4afb0de0ba752d21061ea5c39ddc52c0dba",
+                "shasum": ""
+            },
+            "require": {
+                "doctrine/collections": "^2.1",
+                "php": ">=8.2",
+                "phpdocumentor/reflection-docblock": "^5.3",
+                "phpstan/phpdoc-parser": "^1.25",
+                "psr/container": "^2.0",
+                "symfony/cache": "^6.4 || ^7.0",
+                "symfony/clock": "^6.4 || ^7.0",
+                "symfony/config": "^6.4 || ^7.0",
+                "symfony/console": "^6.4 || ^7.0",
+                "symfony/dependency-injection": "^6.4 || ^7.0",
+                "symfony/property-access": "^6.4 || ^7.0",
+                "symfony/property-info": "^6.4 || ^7.0",
+                "symfony/serializer": "^6.4 || ^7.0",
+                "symfony/service-contracts": "^3.0",
+                "symfony/var-exporter": "^6.4.1 || ^6.5 || ^7.0.1 || ^7.1"
+            },
+            "require-dev": {
+                "bnf/phpstan-psr-container": "^1.0",
+                "brick/money": "^0.9.0",
+                "dave-liddament/php-language-extensions": "^0.6.0",
+                "dave-liddament/phpstan-php-language-extensions": "^0.5.0",
+                "doctrine/doctrine-bundle": "^2.10",
+                "doctrine/orm": "^2.14 || ^3.0",
+                "doctrine/persistence": "^3.1",
+                "ekino/phpstan-banned-code": "^1.0",
+                "phpstan/phpstan": "^1.10.50",
+                "phpstan/phpstan-deprecation-rules": "^1.1",
+                "phpstan/phpstan-phpunit": "^1.3",
+                "phpunit/phpunit": "^10.5",
+                "psalm/plugin-phpunit": "^0.18.4",
+                "symfony/framework-bundle": "^6.4 || ^7.0",
+                "symfony/http-kernel": "^6.4 || ^7.0",
+                "symfony/uid": "^6.4 || ^7.0",
+                "symfony/var-dumper": "^6.4 || ^7.0",
+                "symfony/yaml": "^6.4 || ^7.0",
+                "tomasvotruba/unused-public": "^0.3.5",
+                "twig/twig": "^2.12|^3.0",
+                "vimeo/psalm": "^5.18"
+            },
+            "type": "symfony-bundle",
+            "autoload": {
+                "psr-4": {
+                    "Rekalogika\\Mapper\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Priyadi Iman Nurcahyo",
+                    "email": "priyadi@rekalogika.com"
+                }
+            ],
+            "description": "An object mapper for PHP and Symfony. Maps an object to another object. Primarily used for transforming an entity to a DTO and vice versa.",
+            "homepage": "https://rekalogika.dev/mapper",
+            "keywords": [
+                "api",
+                "api-platform",
+                "automapper",
+                "dto",
+                "lazy-loading",
+                "mapper",
+                "mapping",
+                "proxy",
+                "symfony",
+                "transformation"
+            ],
+            "support": {
+                "issues": "https://github.com/rekalogika/mapper/issues",
+                "source": "https://github.com/rekalogika/mapper/tree/v1.1.1"
+            },
+            "time": "2024-03-04T04:40:35+00:00"
+        },
         {
             "name": "symfony/cache",
             "version": "v7.0.6",
@@ -1821,6 +1959,80 @@
             ],
             "time": "2024-01-23T14:51:35+00:00"
         },
+        {
+            "name": "symfony/clock",
+            "version": "v7.0.5",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/clock.git",
+                "reference": "8b9d08887353d627d5f6c3bf3373b398b49051c2"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/clock/zipball/8b9d08887353d627d5f6c3bf3373b398b49051c2",
+                "reference": "8b9d08887353d627d5f6c3bf3373b398b49051c2",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=8.2",
+                "psr/clock": "^1.0",
+                "symfony/polyfill-php83": "^1.28"
+            },
+            "provide": {
+                "psr/clock-implementation": "1.0"
+            },
+            "type": "library",
+            "autoload": {
+                "files": [
+                    "Resources/now.php"
+                ],
+                "psr-4": {
+                    "Symfony\\Component\\Clock\\": ""
+                },
+                "exclude-from-classmap": [
+                    "/Tests/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Nicolas Grekas",
+                    "email": "p@tchwork.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Decouples applications from the system clock",
+            "homepage": "https://symfony.com",
+            "keywords": [
+                "clock",
+                "psr20",
+                "time"
+            ],
+            "support": {
+                "source": "https://github.com/symfony/clock/tree/v7.0.5"
+            },
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2024-03-02T12:46:12+00:00"
+        },
         {
             "name": "symfony/config",
             "version": "v7.0.6",
@@ -4476,7 +4688,219 @@
             "time": "2022-06-03T18:03:27+00:00"
         }
     ],
-    "packages-dev": [],
+    "packages-dev": [
+        {
+            "name": "nikic/php-parser",
+            "version": "v5.0.2",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/nikic/PHP-Parser.git",
+                "reference": "139676794dc1e9231bf7bcd123cfc0c99182cb13"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/nikic/PHP-Parser/zipball/139676794dc1e9231bf7bcd123cfc0c99182cb13",
+                "reference": "139676794dc1e9231bf7bcd123cfc0c99182cb13",
+                "shasum": ""
+            },
+            "require": {
+                "ext-ctype": "*",
+                "ext-json": "*",
+                "ext-tokenizer": "*",
+                "php": ">=7.4"
+            },
+            "require-dev": {
+                "ircmaxell/php-yacc": "^0.0.7",
+                "phpunit/phpunit": "^7.0 || ^8.0 || ^9.0"
+            },
+            "bin": [
+                "bin/php-parse"
+            ],
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "5.0-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "PhpParser\\": "lib/PhpParser"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Nikita Popov"
+                }
+            ],
+            "description": "A PHP parser written in PHP",
+            "keywords": [
+                "parser",
+                "php"
+            ],
+            "support": {
+                "issues": "https://github.com/nikic/PHP-Parser/issues",
+                "source": "https://github.com/nikic/PHP-Parser/tree/v5.0.2"
+            },
+            "time": "2024-03-05T20:51:40+00:00"
+        },
+        {
+            "name": "symfony/maker-bundle",
+            "version": "v1.58.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/maker-bundle.git",
+                "reference": "c4f8d2c5d55950e1a49e822efc83a8511bee8a36"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/maker-bundle/zipball/c4f8d2c5d55950e1a49e822efc83a8511bee8a36",
+                "reference": "c4f8d2c5d55950e1a49e822efc83a8511bee8a36",
+                "shasum": ""
+            },
+            "require": {
+                "doctrine/inflector": "^2.0",
+                "nikic/php-parser": "^4.18|^5.0",
+                "php": ">=8.1",
+                "symfony/config": "^6.4|^7.0",
+                "symfony/console": "^6.4|^7.0",
+                "symfony/dependency-injection": "^6.4|^7.0",
+                "symfony/deprecation-contracts": "^2.2|^3",
+                "symfony/filesystem": "^6.4|^7.0",
+                "symfony/finder": "^6.4|^7.0",
+                "symfony/framework-bundle": "^6.4|^7.0",
+                "symfony/http-kernel": "^6.4|^7.0",
+                "symfony/process": "^6.4|^7.0"
+            },
+            "conflict": {
+                "doctrine/doctrine-bundle": "<2.10",
+                "doctrine/orm": "<2.15"
+            },
+            "require-dev": {
+                "composer/semver": "^3.0",
+                "doctrine/doctrine-bundle": "^2.5.0",
+                "doctrine/orm": "^2.15|^3",
+                "symfony/http-client": "^6.4|^7.0",
+                "symfony/phpunit-bridge": "^6.4.1|^7.0",
+                "symfony/security-core": "^6.4|^7.0",
+                "symfony/yaml": "^6.4|^7.0",
+                "twig/twig": "^3.0|^4.x-dev"
+            },
+            "type": "symfony-bundle",
+            "extra": {
+                "branch-alias": {
+                    "dev-main": "1.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Bundle\\MakerBundle\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony Maker helps you create empty commands, controllers, form classes, tests and more so you can forget about writing boilerplate code.",
+            "homepage": "https://symfony.com/doc/current/bundles/SymfonyMakerBundle/index.html",
+            "keywords": [
+                "code generator",
+                "dev",
+                "generator",
+                "scaffold",
+                "scaffolding"
+            ],
+            "support": {
+                "issues": "https://github.com/symfony/maker-bundle/issues",
+                "source": "https://github.com/symfony/maker-bundle/tree/v1.58.0"
+            },
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2024-04-06T15:08:12+00:00"
+        },
+        {
+            "name": "symfony/process",
+            "version": "v7.0.4",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/process.git",
+                "reference": "0e7727191c3b71ebec6d529fa0e50a01ca5679e9"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/process/zipball/0e7727191c3b71ebec6d529fa0e50a01ca5679e9",
+                "reference": "0e7727191c3b71ebec6d529fa0e50a01ca5679e9",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=8.2"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Component\\Process\\": ""
+                },
+                "exclude-from-classmap": [
+                    "/Tests/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Fabien Potencier",
+                    "email": "fabien@symfony.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Executes commands in sub-processes",
+            "homepage": "https://symfony.com",
+            "support": {
+                "source": "https://github.com/symfony/process/tree/v7.0.4"
+            },
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2024-02-22T20:27:20+00:00"
+        }
+    ],
     "aliases": [],
     "minimum-stability": "stable",
     "stability-flags": [],
diff --git a/config/bundles.php b/config/bundles.php
index c1fa06a..da53a90 100644
--- a/config/bundles.php
+++ b/config/bundles.php
@@ -4,4 +4,6 @@ return [
     Symfony\Bundle\FrameworkBundle\FrameworkBundle::class => ['all' => true],
     Doctrine\Bundle\DoctrineBundle\DoctrineBundle::class => ['all' => true],
     Doctrine\Bundle\MigrationsBundle\DoctrineMigrationsBundle::class => ['all' => true],
+    Symfony\Bundle\MakerBundle\MakerBundle::class => ['dev' => true],
+    Rekalogika\Mapper\RekalogikaMapperBundle::class => ['all' => true],
 ];
diff --git a/src/Entity/Client.php b/src/Entity/Client.php
new file mode 100644
index 0000000..c657ae3
--- /dev/null
+++ b/src/Entity/Client.php
@@ -0,0 +1,45 @@
+<?php
+
+namespace App\Entity;
+
+use App\Repository\ClientRepository;
+use Doctrine\ORM\Mapping as ORM;
+use Symfony\Bridge\Doctrine\Types\UuidType;
+use Symfony\Component\Uid\Uuid;
+
+#[ORM\Entity(repositoryClass: ClientRepository::class)]
+class Client
+{
+    public function __construct(
+        #[ORM\Id]
+        #[ORM\Column(type: UuidType::NAME, unique: true)]
+        private ?Uuid $clientId = null,
+
+        #[ORM\Column]
+        private ?string $name = null,
+
+        #[ORM\Column]
+        private ?int $currentBalance = null,
+    ) {
+    }
+
+    public function getClientId(): ?Uuid
+    {
+        return $this->clientId;
+    }
+
+    public function getName(): ?string
+    {
+        return $this->name;
+    }
+
+    public function setName(?string $name): void
+    {
+        $this->name = $name;
+    }
+
+    public function getBalance(): ?int
+    {
+        return $this->currentBalance;
+    }
+}
diff --git a/src/Repository/ClientRepository.php b/src/Repository/ClientRepository.php
new file mode 100644
index 0000000..d9d20a0
--- /dev/null
+++ b/src/Repository/ClientRepository.php
@@ -0,0 +1,48 @@
+<?php
+
+namespace App\Repository;
+
+use App\Entity\Client;
+use Doctrine\Bundle\DoctrineBundle\Repository\ServiceEntityRepository;
+use Doctrine\Persistence\ManagerRegistry;
+
+/**
+ * @extends ServiceEntityRepository<Client>
+ *
+ * @method Client|null find($id, $lockMode = null, $lockVersion = null)
+ * @method Client|null findOneBy(array $criteria, array $orderBy = null)
+ * @method Client[]    findAll()
+ * @method Client[]    findBy(array $criteria, array $orderBy = null, $limit = null, $offset = null)
+ */
+class ClientRepository extends ServiceEntityRepository
+{
+    public function __construct(ManagerRegistry $registry)
+    {
+        parent::__construct($registry, Client::class);
+    }
+
+    //    /**
+    //     * @return Client[] Returns an array of Client objects
+    //     */
+    //    public function findByExampleField($value): array
+    //    {
+    //        return $this->createQueryBuilder('c')
+    //            ->andWhere('c.exampleField = :val')
+    //            ->setParameter('val', $value)
+    //            ->orderBy('c.id', 'ASC')
+    //            ->setMaxResults(10)
+    //            ->getQuery()
+    //            ->getResult()
+    //        ;
+    //    }
+
+    //    public function findOneBySomeField($value): ?Client
+    //    {
+    //        return $this->createQueryBuilder('c')
+    //            ->andWhere('c.exampleField = :val')
+    //            ->setParameter('val', $value)
+    //            ->getQuery()
+    //            ->getOneOrNullResult()
+    //        ;
+    //    }
+}
diff --git a/symfony.lock b/symfony.lock
index 872ef19..40d9402 100644
--- a/symfony.lock
+++ b/symfony.lock
@@ -26,6 +26,9 @@
             "migrations/.gitignore"
         ]
     },
+    "rekalogika/mapper": {
+        "version": "v1.1.1"
+    },
     "symfony/console": {
         "version": "7.0",
         "recipe": {
@@ -69,6 +72,15 @@
             "src/Kernel.php"
         ]
     },
+    "symfony/maker-bundle": {
+        "version": "1.58",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "main",
+            "version": "1.0",
+            "ref": "fadbfe33303a76e25cb63401050439aa9b1a9c7f"
+        }
+    },
     "symfony/routing": {
         "version": "7.0",
         "recipe": {