docs: add to run {"init terminating in do_boot",{undef,[{elixir,start…

…_cli,[],[]},{init,start_em,1,[]},{init,do_boot,3,[]}]}} in get started guide (#1688)

Co-authored-by: Nefcairon <nefcairon@gmail.com>

documentation/tutorials/get-started.md

@@ -106,7 +106,8 @@ Open the project in your text editor, and we'll get started.
 >   --example
 > ```
 >
-> If you generate this code, you can browse the rest of the guide, but the code shown will already be present in your application 🥳
+> Afterwards change the active directory to the newly created folder `helpdesk`, edit `devs.exs` to reflect your database credentials and run ```mix ash.setup``` which will setup your postgres database.
+> If you like you can now browse the rest of the guide, but the code shown will already be present in your application 🥳
 
 ### Using Mix