Add plugin description

api/src/main/java/com/velocitypowered/api/plugin/Plugin.java

@@ -36,6 +36,13 @@ public @interface Plugin {
      */
     String version() default "";
 
+    /**
+     * The description of the plugin, explaining what it can be used for.
+     *
+     * @return The plugin description, or an empty string if unknown
+     */
+    String description() default "";
+
     /**
      * The URL or website of the plugin.
      *

api/src/main/java/com/velocitypowered/api/plugin/PluginDescription.java

@@ -49,6 +49,16 @@ public interface PluginDescription {
         return Optional.empty();
     }
 
+    /**
+     * Gets the description of the {@link Plugin} within this container.
+     *
+     * @return an {@link Optional} with the plugin description, may be empty
+     * @see Plugin#description()
+     */
+    default Optional<String> getDescription() {
+        return Optional.empty();
+    }
+
     /**
      * Gets the url or website of the {@link Plugin} within this container.
      *