Let's not hardcode HTTP statuses

Author: pH-7

composer.json

@@ -33,6 +33,7 @@
         "illuminate/database": "^8.61",
         "monolog/monolog": "^2.2",
         "php-di/php-di": "^6.3",
+        "shrikeh/teapot": "^2.3",
         "slim/psr7": "^1.3",
         "slim/slim": "^4.7",
         "vlucas/phpdotenv": "^5.3"