Merge pull request #8 from jderusse/fix-missing-ext

Add ext-sockets in requirements

Author: jderusse

Readme.md

@@ -5,7 +5,8 @@ Optimize your application by warming up OpCode.
 ## Requirements
 
 - PHP `>=7.0`
-- Zend Opcache
+- Zend extension [Opcache](http://php.net/manual/en/book.opcache.php)
+- extension [Sockets](http://php.net/manual/en/book.sockets.php)
 - composer `>=1.0.0`
 
 ## Install

composer.json

@@ -4,7 +4,8 @@
   "require": {
     "php": ">=7.0",
     "composer-plugin-api": "^1.0",
-    "ext-Zend-OPcache": "*"
+    "ext-Zend-OPcache": "*",
+    "ext-sockets": "*"
   },
   "extra": {
     "class": "Jderusse\\Warmup\\Plugin"