feat(sonarr) - updated index to show V4 version and details on home page

docs/Sonarr/index.md

@@ -10,9 +10,9 @@ Here you will find a collection of Sonarr guides I made.
 
 On GitHub, this is the `main` branch.
 
-## Develop
+## Nightly
 
-![Develop](https://img.shields.io/badge/dynamic/json?query=%24.version&url=https://raw.githubusercontent.com/hotio/sonarr/nightly/VERSION.json&label=Current%20Develop/Nightly%20Version&style=for-the-badge&color=4051B5)
+![Nightly](https://img.shields.io/badge/dynamic/json?query=%24.version&url=https://raw.githubusercontent.com/hotio/sonarr/nightly/VERSION.json&label=Current%20Develop/Nightly%20Version&style=for-the-badge&color=4051B5)
 
 (Alpha/Unstable) : This is the bleeding edge. It is released as soon as code is committed and passes all automated tests. This build may have not been used by us or other users yet. There is no guarantee that it will even run in some cases. This branch is only recommended for advanced users. Issues and self investigation are expected in this branch.
 
@@ -22,6 +22,24 @@ On GitHub, this is the `main` branch.
 
 On GitHub, this is the `develop` branch.
 
+## V4
+
+![V4](https://img.shields.io/badge/dynamic/json?query=%24.version&url=https://raw.githubusercontent.com/hotio/sonarr/v4/VERSION.json&label=Current%20V4%20Version&style=for-the-badge&color=4051B5)
+
+(Alpha/Unstable) : This is the bleeding edge. It is released as soon as code is committed and passes all automated tests. This build may have not been used by us or other users yet. There is no guarantee that it will even run in some cases. This branch is only recommended for advanced users. Issues and self investigation are expected in this branch.
+
+!!! danger
+
+    ***Use this branch only if you know what you are doing and are willing to get your hands dirty to recover a failed update.***
+
+This version is updated immediately.
+
+!!! warning
+
+    **You may not be able to go back to `master` after switching to this branch.**
+
+On GitHub, this is the `develop` branch.
+
 ### How do I update Sonarr
 
 External link to the official [WikiArr](https://wiki.servarr.com/en/sonarr/faq#how-do-i-update-sonarr){:target="_blank" rel="noopener noreferrer"}.