Bump supported versions to include PHP8.2

Adds PHP8.2 to the CI test suite and README.

Switched the version constraint on PHP in Composer to explicitly list
the supported PHP8 versions, since ^8.0 allows versions 8.2, 8.3, ...
that may not be officially tested yet.

Author: braindawg

.github/workflows/test.yml

@@ -10,7 +10,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php: [7.3, 7.4, 8.0, 8.1]
+        php: [7.3, 7.4, 8.0, 8.1, 8.2]
         stability: [prefer-lowest, prefer-stable]
 
     name: PHP ${{ matrix.php }} - ${{ matrix.stability }} Test

README.md

@@ -26,7 +26,7 @@ then run `composer update`.
 
 ## Supported platforms
 
-* PHP - supports PHP versions 7.3, 7.4, 8.0, and 8.1.
+* PHP - supports PHP versions 7.3, 7.4, 8.0, 8.1, and 8.2.
 * Laravel - version 8.29 and above has built-in support for Pusher Channels as a [Broadcasting backend](https://laravel.com/docs/master/broadcasting).
 * Other PHP frameworks - supported provided you are using a supported version of PHP.
 

composer.json

@@ -4,7 +4,7 @@
     "keywords": ["php-pusher-server", "pusher", "rest", "realtime", "real-time", "real time", "messaging", "push", "trigger", "publish", "events"],
     "license": "MIT",
     "require": {
-        "php": "^7.3|^8.0",
+        "php": "^7.3|8.0|8.1|8.2",
         "ext-curl": "*",
         "ext-json": "*",
         "guzzlehttp/guzzle": "^7.2",