fix: enable error handler only on dev (#14)

Author: babeuloula

composer.json

@@ -14,7 +14,6 @@
         "league/glide": "^2.3",
         "pimple/pimple": "^3.5",
         "symfony/dotenv": "^7.2",
-        "symfony/error-handler": "^7.2",
         "symfony/filesystem": "^7.2",
         "symfony/http-foundation": "^7.2",
         "symfony/runtime": "^7.2",
@@ -29,6 +28,7 @@
         "phpstan/phpstan-deprecation-rules": "^2.0",
         "phpstan/phpstan-strict-rules": "^2.0",
         "phpunit/phpunit": "^11.5",
+        "symfony/error-handler": "^7.2",
         "symfony/var-dumper": "^7.2"
     },
     "license": "MIT",