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@@ -2,6 +2,12 @@ PetTheCord
 --
 This is a Web API for petting any user you know which has avatar
 
+## Setup
+Create some discord application (it is needed for getting discord user's avatar)
+and put its token to `PETTHECORD_TOKEN` env var or write it to file and create
+`PETTHECORD_TOKEN_FILE` env var with the path of the file with the token. Other
+help is desribed in the `--help`.
+
 ## Usage
 `https://example.com/<UserID>.gif` will return you gif that specified user.