[docs] readme add commits for nightly

README.md

@@ -3,7 +3,8 @@
 [![GitHub release (latest by date)](https://img.shields.io/github/v/release/meisnate12/Plex-Meta-Manager?style=plastic)](https://github.com/meisnate12/Plex-Meta-Manager/releases)
 [![Docker Image Version (latest semver)](https://img.shields.io/docker/v/meisnate12/plex-meta-manager?label=docker&sort=semver&style=plastic)](https://hub.docker.com/r/meisnate12/plex-meta-manager)
 [![Docker Pulls](https://img.shields.io/docker/pulls/meisnate12/plex-meta-manager?style=plastic)](https://hub.docker.com/r/meisnate12/plex-meta-manager)
-[![GitHub commits since latest release (by SemVer)](https://img.shields.io/github/commits-since/meisnate12/plex-meta-manager/latest/develop?label=Commits%20in%20Develop&style=plastic)](https://github.com/meisnate12/Plex-Meta-Manager/tree/develop)
+[![Develop GitHub commits since latest stable release (by SemVer)](https://img.shields.io/github/commits-since/meisnate12/plex-meta-manager/latest/develop?label=Commits%20in%20Develop&style=plastic)](https://github.com/meisnate12/Plex-Meta-Manager/tree/develop)
+[![Nightly GitHub commits since latest stable release](https://img.shields.io/github/commits-since/meisnate12/plex-meta-manager/latest/nightly?label=Commits%20in%20Nightly&style=plastic)](https://github.com/meisnate12/Plex-Meta-Manager/tree/nightly)
 
 [![Discord](https://img.shields.io/discord/822460010649878528?label=Discord&style=plastic)](https://discord.gg/NfH6mGFuAB)
 [![Docker Cloud Build Status](https://img.shields.io/docker/cloud/build/meisnate12/plex-meta-manager?style=plastic)](https://hub.docker.com/r/meisnate12/plex-meta-manager)