I’m on Mac. Followed your link and: I AM HAPPY!
I put this in my key commands_de.json:
"context" : "kWriteMode",
"shortcuts" : [
{
"Script.RunScript?ScriptPath=/Users/hannes/Library/Application Support/Steinberg/Dorico 4/Script Plug-ins/Punktierte 8tel-16tel begradigen.lua" : [ "F16" ]
},
This works like a charm!
Thank you!