fix typos on create-your-first-controller

docs/getting-started/create-your-first-controller.md

@@ -11,8 +11,8 @@ meta:
 # Create your first controller
 
 Create a new `CalendarCtrl.ts` in your controllers directory (by default `root/controllers`).
-All controllers declared with @@Controller@@ decorators are considered as Express routers. 
-An Express router requires a path (here, the path is `/calendars`) to expose an url on your server. 
+All controllers declared with @@Controller@@ decorators are considered as Platform routers (Express.Router, Koa.Router, ...). 
+A Platform router requires a path (here, the path is `/calendars`) to expose an url on your server. 
 More precisely, it's a part of a path, and the entire exposed url depends on the Server configuration (see [Configuration](configuration.md)) 
 and the [children controllers](/docs/controllers.md).
 
@@ -22,7 +22,7 @@ So the controller's url will be `http://host/rest/calendars`.
 <<< @/docs/docs/snippets/controllers/basic-controller.ts
 
 ::: tip
-Decorators @@Get@@, @@Post@@, @@Delete@@, @@Put@@, etc..., support dynamic pathParams (eg: `/:id`) and `RegExp` like Express API.
+Decorators @@Get@@, @@Post@@, @@Delete@@, @@Put@@, etc., support dynamic pathParams (eg: `/:id`) and `RegExp` like Express API.
 
 See [Controllers](/docs/controllers.md) section for more details
 :::