add example

mithereal · mithereal · commit 2f2f6b65481f · 2021-01-04T03:05:07.000Z
diff --git a/lib/mix/tasks/install.ex b/lib/mix/tasks/install.ex
@@ -4,7 +4,7 @@ defmodule Mix.Tasks.Openapi.Install do
 
     ## Example
 
-      mix run Openapi.Install
+      mix run Openapi.Install '/path_to_app'
   """
   use Mix.Task
 
