diff --git a/.env b/.env
index 74ede9c..c4b78fd 100644
--- a/.env
+++ b/.env
@@ -22,10 +22,13 @@ APP_SECRET=ef29ce868e1edbcdca03e977a23dce9c
 ###> doctrine/doctrine-bundle ###
 # Format described at https://www.doctrine-project.org/projects/doctrine-dbal/en/latest/reference/configuration.html#connecting-using-a-url
 # IMPORTANT: You MUST configure your server version, either here or in config/packages/doctrine.yaml
-#
+# ###############################
 # DATABASE_URL="sqlite:///%kernel.project_dir%/var/data.db"
-# DATABASE_URL="mysql://app:!ChangeMe!@127.0.0.1:3306/app?serverVersion=8&charset=utf8mb4"
-DATABASE_URL="postgresql://app:!ChangeMe!@127.0.0.1:5432/app?serverVersion=16&charset=utf8"
+# si la db mysql
+DATABASE_URL="mysql://demoland:plopplop01@127.0.0.1:3306/tykayn?serverVersion=8&charset=utf8mb4"
+
+# si la db est postgresql
+#DATABASE_URL="postgresql://app:!ChangeMe!@127.0.0.1:5432/app?serverVersion=16&charset=utf8"
 ###< doctrine/doctrine-bundle ###
 
 ###> symfony/messenger ###
diff --git a/.gitignore b/.gitignore
index 728d749..3ba6d78 100644
--- a/.gitignore
+++ b/.gitignore
@@ -18,3 +18,7 @@
 .phpunit.result.cache
 /phpunit.xml
 ###< symfony/phpunit-bridge ###
+
+###> phpstan/phpstan ###
+phpstan.neon
+###< phpstan/phpstan ###
diff --git a/composer.json b/composer.json
index ee672eb..78118cb 100644
--- a/composer.json
+++ b/composer.json
@@ -44,6 +44,7 @@
     },
     "require-dev": {
         "phpunit/phpunit": "^9.5",
+        "rector/rector": "^1.2",
         "symfony/browser-kit": "6.1.*",
         "symfony/css-selector": "6.1.*",
         "symfony/debug-bundle": "6.1.*",
diff --git a/composer.lock b/composer.lock
index e7821d6..0547cf0 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": "68069b1aa6f392a360b9cd3268bcbd94",
+    "content-hash": "8920dee6dc3968d3001401d74dc9ade1",
     "packages": [
         {
             "name": "doctrine/cache",
@@ -7292,6 +7292,64 @@
             },
             "time": "2022-02-21T01:04:05+00:00"
         },
+        {
+            "name": "phpstan/phpstan",
+            "version": "1.11.7",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/phpstan/phpstan.git",
+                "reference": "52d2bbfdcae7f895915629e4694e9497d0f8e28d"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/52d2bbfdcae7f895915629e4694e9497d0f8e28d",
+                "reference": "52d2bbfdcae7f895915629e4694e9497d0f8e28d",
+                "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": "2024-07-06T11:17:41+00:00"
+        },
         {
             "name": "phpunit/php-code-coverage",
             "version": "9.2.31",
@@ -7714,6 +7772,65 @@
             ],
             "time": "2024-04-05T04:35:58+00:00"
         },
+        {
+            "name": "rector/rector",
+            "version": "1.2.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/rectorphp/rector.git",
+                "reference": "2fa387553db22b6f9bcccf5ff16f2c2c18a52a65"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/rectorphp/rector/zipball/2fa387553db22b6f9bcccf5ff16f2c2c18a52a65",
+                "reference": "2fa387553db22b6f9bcccf5ff16f2c2c18a52a65",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^7.2|^8.0",
+                "phpstan/phpstan": "^1.11"
+            },
+            "conflict": {
+                "rector/rector-doctrine": "*",
+                "rector/rector-downgrade-php": "*",
+                "rector/rector-phpunit": "*",
+                "rector/rector-symfony": "*"
+            },
+            "suggest": {
+                "ext-dom": "To manipulate phpunit.xml via the custom-rule command"
+            },
+            "bin": [
+                "bin/rector"
+            ],
+            "type": "library",
+            "autoload": {
+                "files": [
+                    "bootstrap.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "description": "Instant Upgrade and Automated Refactoring of any PHP code",
+            "keywords": [
+                "automation",
+                "dev",
+                "migration",
+                "refactoring"
+            ],
+            "support": {
+                "issues": "https://github.com/rectorphp/rector/issues",
+                "source": "https://github.com/rectorphp/rector/tree/1.2.0"
+            },
+            "funding": [
+                {
+                    "url": "https://github.com/tomasvotruba",
+                    "type": "github"
+                }
+            ],
+            "time": "2024-07-01T14:24:45+00:00"
+        },
         {
             "name": "sebastian/cli-parser",
             "version": "1.0.2",
diff --git a/config/packages/security.yaml b/config/packages/security.yaml
index 367af25..fbfb8ed 100644
--- a/config/packages/security.yaml
+++ b/config/packages/security.yaml
@@ -4,14 +4,18 @@ security:
         Symfony\Component\Security\Core\User\PasswordAuthenticatedUserInterface: 'auto'
     # https://symfony.com/doc/current/security.html#loading-the-user-the-user-provider
     providers:
-        users_in_memory: { memory: null }
+        # used to reload user from session & other features (e.g. switch_user)
+        app_user_provider:
+            entity:
+                class: App\Entity\User
+                property: email
     firewalls:
         dev:
             pattern: ^/(_(profiler|wdt)|css|images|js)/
             security: false
         main:
             lazy: true
-            provider: users_in_memory
+            provider: app_user_provider
 
             # activate different ways to authenticate
             # https://symfony.com/doc/current/security.html#the-firewall
diff --git a/phpstan.dist.neon b/phpstan.dist.neon
new file mode 100644
index 0000000..e0de575
--- /dev/null
+++ b/phpstan.dist.neon
@@ -0,0 +1,8 @@
+parameters:
+    level: 6
+    paths:
+        - bin/
+        - config/
+        - public/
+        - src/
+        - tests/
diff --git a/rector.php b/rector.php
new file mode 100644
index 0000000..33b8217
--- /dev/null
+++ b/rector.php
@@ -0,0 +1,16 @@
+<?php
+
+declare(strict_types=1);
+
+use Rector\Config\RectorConfig;
+
+return RectorConfig::configure()
+    ->withPaths([
+        __DIR__ . '/config',
+        __DIR__ . '/public',
+        __DIR__ . '/src',
+        __DIR__ . '/tests',
+    ])
+    // uncomment to reach your current PHP version
+    // ->withPhpSets()
+    ->withTypeCoverageLevel(0);
diff --git a/symfony.lock b/symfony.lock
index 082fe03..7036352 100644
--- a/symfony.lock
+++ b/symfony.lock
@@ -26,6 +26,18 @@
             "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": {