PHP 8 is not supported

Author: Naktibalda

.github/workflows/main.yml

@@ -8,7 +8,7 @@ jobs:
 
     strategy:
       matrix:
-        php: [7.0, 7.1, 7.2, 7.3, 7.4, 8.0]
+        php: [7.0, 7.1, 7.2, 7.3, 7.4]
 
     steps:
     - name: Checkout code

composer.json

@@ -13,7 +13,7 @@
            }
        },
     "require": {
-        "php": ">=7.0.0",
+        "php": "^7.0",
         "goaop/framework": "^2.2.0",
         "phpunit/phpunit": "> 6.0.0",
         "symfony/finder": ">=2.4 <6.0"