Add PHP 8 support

Author: odan

.github/workflows/build.yml

@@ -8,7 +8,7 @@ jobs:
     strategy:
       matrix:
         operating-system: [ubuntu-latest]
-        php-versions: ['7.0', '7.1', '7.2', '7.3', '7.4', '8.0']
+        php-versions: ['7.3', '7.4', '8.0']
     name: PHP ${{ matrix.php-versions }} Test on ${{ matrix.operating-system }}
 
     steps:

README.md

@@ -12,7 +12,7 @@ A strictly typed array reader for PHP.
 
 ## Requirements
 
-* PHP 7.0+ or 8.0+
+* PHP 7.3+ or 8.0+
 
 ## Installation
 

composer.json

@@ -13,8 +13,8 @@
     "homepage": "https://github.com/selective-php/array-reader",
     "license": "MIT",
     "require": {
-        "php": "^7.0 || ^8.0",
-        "cakephp/chronos": "^1.2 || ^2"
+        "php": "^7.3 || ^8.0",
+        "cakephp/chronos": "^2"
     },
     "require-dev": {
         "friendsofphp/php-cs-fixer": "^2.16",