Add support for PHP 8.1 and drop 7.3

.github/workflows/ci.yml

@@ -1,5 +1,4 @@
-on:
-  [push,pull_request]
+on: [push, pull_request]
 name: CI
 jobs:
   CI:
@@ -10,9 +9,9 @@ jobs:
       fail-fast: false
       matrix:
         php-version:
-          - "7.3"
           - "7.4"
           - "8.0"
+          - "8.1"
     steps:
       - uses: actions/checkout@master
 

CHANGELOG.md

@@ -7,9 +7,12 @@ and adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
 
+### Added
+
+- [#134](https://github.com/Shopify/shopify-php-api/pull/134) ⚠️ [Breaking] Add support for PHP 8.1 and remove 7.3 from the supported list, since it's no longer supported
+
+### Fixed
+
 - [#117](https://github.com/Shopify/shopify-php-api/pull/117) Handle float `Retry-After` headers
 - [#114](https://github.com/Shopify/shopify-php-api/pull/114) Update session cookie expiration after OAuth
 - [#116](https://github.com/Shopify/shopify-php-api/pull/116) Save signature OAuth cookies when using the fallback function for frameworkless apps
-
-### Added
-### Fixed

composer.json

@@ -31,7 +31,7 @@
         }
     },
     "require": {
-        "php": "^7.3 || ^8.0",
+        "php": "^7.4 || ^8.0 || ^8.1",
         "ramsey/uuid": "^4.1",
         "psr/log": "^1.1",
         "firebase/php-jwt": "^5.2",