Properties
label
"hola", "a", "b", /\d+/i, contains "factura" (dm only), (predicate).
patterns
[] triggers.
match
equals — normalized equality).
scope
all).
predicate
true for a trigger that is opaque to static text analysis: a predicate function, and
the special WELCOME / type triggers (IMAGE, MEDIA, CALL, …; see special).
special?
core/triggers.ts: first contact, or the accepted ctx.type kinds.