Update README

README.md

@@ -4,7 +4,7 @@ Use icons inside of Twig templates with ease! Project must be using Tailwind for
 
 
 ```php
-{{ icon({ icon: 'person' }) }}
+{{ pcm_icon({ icon: 'person' }) }}
 ```
 
 ## Config
@@ -12,6 +12,9 @@ Example config:
 ```yaml
 # config/packages/pcm_icon.yaml
 pcm_icon:
+    default:
+        size: 32
+        colour: primary
     directories:
         - '%kernel.project_dir%/public/icons'
     colours:
@@ -30,6 +33,7 @@ pcm_icon:
             fill-group-hover:     'group-hover:fill-red-800'
             stroke-group-hover: 'group-hover:stroke-red-800'
 ```
+# @TODO default options
 
 `directories` - Which directories to look in for icons.