Created new action to track visits, which returns an empty pixel

composer.json

@@ -22,10 +22,9 @@
         "doctrine/dbal": "^2.5",
         "doctrine/migrations": "^1.4",
         "doctrine/orm": "^2.5",
-        "endroid/qrcode": "^1.7",
+        "endroid/qr-code": "^1.7",
         "firebase/php-jwt": "^4.0",
         "guzzlehttp/guzzle": "^6.2",
-        "http-interop/http-middleware": "^0.4.1",
         "mikehaertl/phpwkhtmltopdf": "^2.2",
         "monolog/monolog": "^1.21",
         "roave/security-advisories": "dev-master",