added swagger doc for get avatar

routers/routes/v1/user/useravatar.go

@@ -11,13 +11,17 @@ import (
 )
 
 func GetAvatar(c *fiber.Ctx) error {
-	// swagger:operation GET /avatars/:userId/:fileName?size= user userGetAvatar
+	// swagger:operation GET /avatars/:userId/:fileName user userGetAvatar
 	// ---
 	// summary: Get avatar from a user
 	// consumes:
 	// - application/json
 	// produces:
 	// - application/json
+	// parameters:
+	// - name: size
+	//   in: query
+	//   description: Size can be specified as query to influence the size of the image. Available sizes https://git.clickandjoin.umbach.dev/ClickandJoin/StorageServer/src/branch/alpha/modules/image/image.go#L28
 	// responses:
 	//   '200':
 	//     description: Avatar from user