[FEATURE] Added arvenil/ninja-mutex library

composer.json

@@ -12,7 +12,8 @@
 	],
 	"require": {
 		"php": ">=5.6 <7.2",
-		"typo3/cms-core": "^7.6|^8.7"
+		"typo3/cms-core": "^7.6|^8.7",
+		"arvenil/ninja-mutex": "^0.6.0"
 	},
 	"require-dev": {
 		"friendsofphp/php-cs-fixer": "^2.0",