[FEATURE] multiple selection types

possibility to select multiple entries with different keys, say 1 or 2 or ... (user bindable); each of the keys corresponds to a different selection "type", is assigned a different tag, and when accepted the output would have the type pre-pended.

example:

list : French Bulldog Siamese Poodle Beagle Ragdoll German Shepherd Maine Coon Persian Golden Retriever Bengal

bindings: c for cat and d for dog the tag could be superscript c and d

user select, with proper type: Siamese, Beagel, and Persian

fzf output:

c Siamese d Beagel c Persian

use case: any time entries need to be selected and sorted in one shot