php 8 support

Author: hivokas

composer.json

@@ -4,7 +4,7 @@
     "type": "library",
     "license": "MIT",
     "require": {
-        "php": "^7.3",
+        "php": "^7.3|^8.0",
         "ext-json": "*",
         "illuminate/support": "^6.0|^7.0|^8.0"
     },