add code-oss compatibility notes and roku tv remote control template

infrastructure/graduated/arch/arch-workstation.md

@@ -434,6 +434,13 @@ For the open source version of code install `code`:
 sudo pacman -S code
 ```
 
+You'll probably also want to enable default vscode marketplace extensions (like pylance):
+
+See Arch wiki here: <https://wiki.archlinux.org/title/Visual_Studio_Code#Extensions_support>
+
+Code Marketplace: <https://aur.archlinux.org/packages/code-marketplace>
+Pylance Support: <https://aur.archlinux.org/packages/code-features>
+
 This version of code does not render with wayland by default. If using
 fractional scaling this causes blurriness. To fix this you'll need to modify the
 .desktop file and add the wayland argument: