Retrieves a list of available KEGG pathways.
Examples
kegg_pws <- kegg_pathway_list()
kegg_pws
# # A tibble: 521 x 2
# id name
# <chr> <chr>
# 1 map01100 Metabolic pathways
# 2 map01110 Biosynthesis of secondary metabolites
# 3 map01120 Microbial metabolism in diverse environments
# 4 map01200 Carbon metabolism
# 5 map01210 2-Oxocarboxylic acid metabolism
# 6 map01212 Fatty acid metabolism
# 7 map01230 Biosynthesis of amino acids
# # . with 514 more rows