Reading past efforts to "Macrofy" Mathematica, it appears that the choice is between "FrontEndExecute" and a ResourceFunction "AddMenuItem" both of which are daunting. I do not want to modify the front end and foul up all my other Mathematica activities. Presently I am regularly pasting a graphic into a notebook which I then want to center and make the cell unevaluatable. Doing that requires typing

<alt>RACCPV

It would be nice to program a hotkey for that.