diff --git a/.drone.yml b/.drone.yml
new file mode 100644
index 0000000..c099272
--- /dev/null
+++ b/.drone.yml
@@ -0,0 +1,30 @@
+kind: pipeline
+name: default
+type: docker
+
+on:
+  push:
+
+steps:
+  - name: install
+    image: composer/composer:2
+    commands:
+      - composer install --no-interaction
+
+  - name: lint
+    image: php:8.3
+    commands:
+      - php bin/console lint:container
+      - php vendor/bin/phpstan analyse
+    depends_on:
+      - install
+
+  - name: test
+    image: php:8.3
+    commands:
+      - php bin/console make:migration
+      - php bin/console doctrine:migrations:migrate --no-interaction
+      - php bin/console doctrine:fixtures:load --no-interaction --env=test
+      - php bin/phpunit
+    depends_on:
+      - install
diff --git a/.gitignore b/.gitignore
index 3cb7d2c..ff3a72e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -27,3 +27,7 @@
 /public/assets/
 /assets/vendor/
 ###< symfony/asset-mapper ###
+
+###> phpstan/phpstan ###
+phpstan.neon
+###< phpstan/phpstan ###
diff --git a/composer.json b/composer.json
index 39e0ac0..9b95112 100644
--- a/composer.json
+++ b/composer.json
@@ -97,6 +97,9 @@
     "require-dev": {
         "doctrine/doctrine-fixtures-bundle": "^3.6",
         "fakerphp/faker": "^1.23",
+        "phpstan/phpstan": "^1.11",
+        "phpstan/phpstan-doctrine": "^1.4",
+        "phpstan/phpstan-symfony": "^1.4",
         "phpunit/phpunit": "^9.5",
         "symfony/browser-kit": "7.0.*",
         "symfony/css-selector": "7.0.*",
diff --git a/composer.lock b/composer.lock
index 22d22b0..8dc6152 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": "c1ff69a0c8b2b96c87a3465776574718",
+    "content-hash": "963e7a72ac289ff9f4ad3c719ed70956",
     "packages": [
         {
             "name": "composer/semver",
@@ -7989,6 +7989,208 @@
             },
             "time": "2022-02-21T01:04:05+00:00"
         },
+        {
+            "name": "phpstan/phpstan",
+            "version": "1.11.2",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/phpstan/phpstan.git",
+                "reference": "0d5d4294a70deb7547db655c47685d680e39cfec"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/0d5d4294a70deb7547db655c47685d680e39cfec",
+                "reference": "0d5d4294a70deb7547db655c47685d680e39cfec",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^7.2|^8.0"
+            },
+            "conflict": {
+                "phpstan/phpstan-shim": "*"
+            },
+            "bin": [
+                "phpstan",
+                "phpstan.phar"
+            ],
+            "type": "library",
+            "autoload": {
+                "files": [
+                    "bootstrap.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "description": "PHPStan - PHP Static Analysis Tool",
+            "keywords": [
+                "dev",
+                "static analysis"
+            ],
+            "support": {
+                "docs": "https://phpstan.org/user-guide/getting-started",
+                "forum": "https://github.com/phpstan/phpstan/discussions",
+                "issues": "https://github.com/phpstan/phpstan/issues",
+                "security": "https://github.com/phpstan/phpstan/security/policy",
+                "source": "https://github.com/phpstan/phpstan-src"
+            },
+            "funding": [
+                {
+                    "url": "https://github.com/ondrejmirtes",
+                    "type": "github"
+                },
+                {
+                    "url": "https://github.com/phpstan",
+                    "type": "github"
+                }
+            ],
+            "time": "2024-05-24T13:23:04+00:00"
+        },
+        {
+            "name": "phpstan/phpstan-doctrine",
+            "version": "1.4.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/phpstan/phpstan-doctrine.git",
+                "reference": "4b66f5c996865a6085983cc90b5c8a242d1959e7"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/phpstan/phpstan-doctrine/zipball/4b66f5c996865a6085983cc90b5c8a242d1959e7",
+                "reference": "4b66f5c996865a6085983cc90b5c8a242d1959e7",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^7.2 || ^8.0",
+                "phpstan/phpstan": "^1.11"
+            },
+            "conflict": {
+                "doctrine/collections": "<1.0",
+                "doctrine/common": "<2.7",
+                "doctrine/mongodb-odm": "<1.2",
+                "doctrine/orm": "<2.5",
+                "doctrine/persistence": "<1.3"
+            },
+            "require-dev": {
+                "cache/array-adapter": "^1.1",
+                "composer/semver": "^3.3.2",
+                "cweagans/composer-patches": "^1.7.3",
+                "doctrine/annotations": "^1.11 || ^2.0",
+                "doctrine/collections": "^1.6 || ^2.1",
+                "doctrine/common": "^2.7 || ^3.0",
+                "doctrine/dbal": "^2.13.8 || ^3.3.3",
+                "doctrine/lexer": "^2.0 || ^3.0",
+                "doctrine/mongodb-odm": "^1.3 || ^2.4.3",
+                "doctrine/orm": "^2.16.0",
+                "doctrine/persistence": "^2.2.1 || ^3.2",
+                "gedmo/doctrine-extensions": "^3.8",
+                "nesbot/carbon": "^2.49",
+                "nikic/php-parser": "^4.13.2",
+                "php-parallel-lint/php-parallel-lint": "^1.2",
+                "phpstan/phpstan-phpunit": "^1.3.13",
+                "phpstan/phpstan-strict-rules": "^1.5.1",
+                "phpunit/phpunit": "^9.6.16",
+                "ramsey/uuid": "^4.2",
+                "symfony/cache": "^5.4"
+            },
+            "type": "phpstan-extension",
+            "extra": {
+                "phpstan": {
+                    "includes": [
+                        "extension.neon",
+                        "rules.neon"
+                    ]
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "PHPStan\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "description": "Doctrine extensions for PHPStan",
+            "support": {
+                "issues": "https://github.com/phpstan/phpstan-doctrine/issues",
+                "source": "https://github.com/phpstan/phpstan-doctrine/tree/1.4.0"
+            },
+            "time": "2024-04-24T14:05:48+00:00"
+        },
+        {
+            "name": "phpstan/phpstan-symfony",
+            "version": "1.4.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/phpstan/phpstan-symfony.git",
+                "reference": "d530cfebba55763732bc2421f79d2576d9d7942f"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/phpstan/phpstan-symfony/zipball/d530cfebba55763732bc2421f79d2576d9d7942f",
+                "reference": "d530cfebba55763732bc2421f79d2576d9d7942f",
+                "shasum": ""
+            },
+            "require": {
+                "ext-simplexml": "*",
+                "php": "^7.2 || ^8.0",
+                "phpstan/phpstan": "^1.11"
+            },
+            "conflict": {
+                "symfony/framework-bundle": "<3.0"
+            },
+            "require-dev": {
+                "nikic/php-parser": "^4.13.0",
+                "php-parallel-lint/php-parallel-lint": "^1.2",
+                "phpstan/phpstan-phpunit": "^1.3.11",
+                "phpstan/phpstan-strict-rules": "^1.5.1",
+                "phpunit/phpunit": "^8.5.29 || ^9.5",
+                "psr/container": "1.0 || 1.1.1",
+                "symfony/config": "^5.4 || ^6.1",
+                "symfony/console": "^5.4 || ^6.1",
+                "symfony/dependency-injection": "^5.4 || ^6.1",
+                "symfony/form": "^5.4 || ^6.1",
+                "symfony/framework-bundle": "^5.4 || ^6.1",
+                "symfony/http-foundation": "^5.4 || ^6.1",
+                "symfony/messenger": "^5.4",
+                "symfony/polyfill-php80": "^1.24",
+                "symfony/serializer": "^5.4",
+                "symfony/service-contracts": "^2.2.0"
+            },
+            "type": "phpstan-extension",
+            "extra": {
+                "phpstan": {
+                    "includes": [
+                        "extension.neon",
+                        "rules.neon"
+                    ]
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "PHPStan\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Lukáš Unger",
+                    "email": "looky.msc@gmail.com",
+                    "homepage": "https://lookyman.net"
+                }
+            ],
+            "description": "Symfony Framework extensions and rules for PHPStan",
+            "support": {
+                "issues": "https://github.com/phpstan/phpstan-symfony/issues",
+                "source": "https://github.com/phpstan/phpstan-symfony/tree/1.4.1"
+            },
+            "time": "2024-05-24T14:00:29+00:00"
+        },
         {
             "name": "phpunit/php-code-coverage",
             "version": "9.2.31",
diff --git a/phpstan.dist.neon b/phpstan.dist.neon
new file mode 100644
index 0000000..afb7a06
--- /dev/null
+++ b/phpstan.dist.neon
@@ -0,0 +1,10 @@
+includes:
+    - vendor/phpstan/phpstan-symfony/extension.neon
+    - vendor/phpstan/phpstan-symfony/rules.neon
+    - vendor/phpstan/phpstan-doctrine/extension.neon
+
+parameters:
+    level: 8
+    paths:
+        - src
+        - tests
diff --git a/symfony.lock b/symfony.lock
index e50c4b5..d9e695c 100644
--- a/symfony.lock
+++ b/symfony.lock
@@ -38,6 +38,18 @@
             "migrations/.gitignore"
         ]
     },
+    "phpstan/phpstan": {
+        "version": "1.11",
+        "recipe": {
+            "repo": "github.com/symfony/recipes-contrib",
+            "branch": "main",
+            "version": "1.0",
+            "ref": "5e490cc197fb6bb1ae22e5abbc531ddc633b6767"
+        },
+        "files": [
+            "phpstan.dist.neon"
+        ]
+    },
     "phpunit/phpunit": {
         "version": "9.6",
         "recipe": {