Merge pull request #168 from Dean151/php-8.0

Version 0.14.3 proposal

Author: edamov

README.md

@@ -1,6 +1,6 @@
 # Pushok
 
-[![PHP >= 7.2](https://img.shields.io/badge/php-%3E%3D%208.0-8892BF.svg?style=flat-square)](https://php.net/)
+[![PHP >= 8.0](https://img.shields.io/badge/php-%3E%3D%208.0-8892BF.svg?style=flat-square)](https://php.net/)
 [![Build Status][ico-travis]][link-travis]
 [![Latest Version on Packagist][ico-version]][link-packagist]
 [![Total Downloads][ico-downloads]][link-downloads]

src/Payload.php

@@ -458,6 +458,7 @@ public function toJson(): string
      * @return array
      * @link   http://php.net/manual/en/jsonserializable.jsonserialize.php
      */
+    #[\ReturnTypeWillChange]
     public function jsonSerialize()
     {
         $payload = self::getDefaultPayloadStructure();

src/Payload/Alert.php

@@ -325,6 +325,7 @@ public function toJson(): string
      * @return array
      * @link   http://php.net/manual/en/jsonserializable.jsonserialize.php
      */
+    #[\ReturnTypeWillChange]
     public function jsonSerialize()
     {
         $alert = [];

src/Payload/Sound.php

@@ -139,6 +139,7 @@ public function toJson(): string
      * @return array
      * @link   http://php.net/manual/en/jsonserializable.jsonserialize.php
      */
+    #[\ReturnTypeWillChange]
     public function jsonSerialize()
     {
         $sound = [];