Update docblock

src/Interface/BadgeableInterface.php

@@ -7,10 +7,15 @@ namespace Pcm\BadgeBundle\Interface;
 use Pcm\BadgeBundle\Enum\Badge;
 
 /**
- * Enables this class to be rendered as a badge using the Badge and BadgeOutline Twig components.
+ * Allows rendering the implementing class as a badge using the PCM Badge twig component.
  */
 interface BadgeableInterface
 {
+    /**
+     * Get the badge colour that should be used when rendering this object as a badge.
+     *
+     * @return Badge Colour of badge to render
+     */
     public function getBadgeColour(): Badge;
 }