This NIP is not yet in main. Here is an overview of PRs referencing this NIP. 
Add NIP-32 for labeling things in nostr MERGED @staab
Implement Markdownlint GitHub action OPEN @mariano-perez-rodriguez
Markdown improvements, embelishments, and standardizations CLOSED @mariano-perez-rodriguez
Update all NIPs to include 'depends' and 'mentions' tags OPEN @blakejakopovic
NIP-36 - sensitive content / content-warning MERGED @fernandolguevara