cache

Author: mmoll

composer.json

@@ -30,6 +30,7 @@
         "squizlabs/php_codesniffer": "^3.8.0"
     },
     "require-dev": {
+        "amphp/cache": "^2.0.1",
         "amphp/dns": "^2.1.2",
         "ergebnis/composer-normalize": "^2.45",
         "nikic/php-parser": "< 5.0.1",