Example with mandatory variables not filled in

---                                                                             
rougail:                                                                        
  custom1:                                                                      
    - xxx                                                                       

Example with all variables modifiable

---                                                                             
rougail:                                                                        
  custom1:                                                                      
    - xxx                                                                       
  custom2:                                                                      
    - value