Add instructions for Raspbian Bullseye

Packages.md

@@ -6,11 +6,16 @@ Packages are available for the Debian based distro Raspbian.
 
 **NOTE: The Raspbian package repository has changed since v2.4.11 was released last year. To update to v2.5.0 and later, you must run the command below to add the new repository.**
 
-Run this command to add the Raspbian repository:
+If you are running a **Raspbian Buster-based distro**, run this command:
 ```
 curl -1sLf 'https://dl.cloudsmith.io/public/moonlight-game-streaming/moonlight-embedded/setup.deb.sh' | distro=raspbian codename=buster sudo -E bash
 ```
 
+If you are running a **Raspbian Bullseye-based distro**, run this command:
+```
+curl -1sLf 'https://dl.cloudsmith.io/public/moonlight-game-streaming/moonlight-embedded/setup.deb.sh' | distro=raspbian codename=bullseye sudo -E bash
+```
+
 Install the package using
 
 ```
@@ -24,6 +29,16 @@ sudo apt update
 sudo apt upgrade
 ```
 
+### Additional Required Setup Steps for Raspbian Bullseye
+The newest Raspberry Pi OS (Bullseye) defaults to a display driver that doesn't support Moonlight's renderer.
+
+To fix this, you can edit the `/boot/config.txt` file:
+1. Run `sudo nano /boot/config.txt`
+2. Scroll down using the arrow keys until you see the line that says `dtoverlay=vc4-kms-v3d`
+3. Type a `#` at the start of that line
+4. Press Ctrl+X, press Y, then press Enter
+5. Reboot your Pi
+
 ## ArchLinux
 
 Source package for ArchLinux is available in [AUR](https://aur.archlinux.org/packages/moonlight-embedded/)