 --> [ local path prefix ]/command/duplicate_name_param_save.fpp:5:3
  |
5 |   async command P_PRM_SAVE
  |   ^^^^^^^^^^^^^^^^^^^^^^^^ duplicate command name P_PRM_SAVE
  |
 ::: [ local path prefix ]/command/duplicate_name_param_save.fpp:3:3
  |
3 |   param P: U32
  |   ------------ previous occurrence is here

