check channel if should really use combine and not join operator
fna_pairs_ch =
input_unique_pairs_ch
.map{it.swap(0,1)}
.combine(ANNOTATE.out.bakta_fna_ch, by: 0)
.map{it.swap(0,2)}
.combine(ANNOTATE.out.bakta_fna_ch, by: 0)
.map{it.swap(0,1)}
.map{it.swap(1,2)}