chore: remove unused prototype code

config/env.go

@@ -37,10 +37,6 @@ type App struct {
 	File   AppFile
 }
 
-func (a App) GetStatus() (string, error) {
-	return "unknown", nil
-}
-
 type ByServer []App
 
 func (a ByServer) Len() int      { return len(a) }