Update README.md

Author: krystxf

README.md

@@ -10,9 +10,13 @@ todo
 
 ## Usage
 
-Add `KbarAngularModule` to `app.module.ts` to `imports` array
+```bash
+npm i kbar-angular
+```
+
+- Add `KbarAngularModule` to `app.module.ts` to `imports` array
 
-_to access components service, add `KbarAngularService` to `providers` array_
+- *to access components service, add `KbarAngularService` to `providers` array*
 
 **component class**