feat(deck): Add Bazzite Steam Startup video by SuperRiderTH

README.md

@@ -311,6 +311,7 @@ sudo mokutil --import secure_boot_key.der
 Bazzite is a community effort and wouldn't exist without everyone's support. Below are some of the people who've helped us along the way:
   
 - [rei.svg](https://github.com/reisvg) - For creating our logo and overall branding.
+- [SuperRiderTH](https://github.com/SuperRiderTH) - For creating our Steam game mode startup video.
 - [evlaV](https://gitlab.com/evlaV) - For making Valve's code available and for being [this person](https://xkcd.com/2347/).
 - [ChimeraOS](https://chimeraos.org/) - For gamescope-session and for valuable support along the way.
 - [Jovian-NixOS](https://github.com/Jovian-Experiments) - For supporting us with technical issues and for creating a similar project. Seriously, go check it out. It's our Nix-based cousin.

system_files/deck/shared/usr/share/ublue-os/firstboot/yafti.yml

@@ -55,6 +55,11 @@ screens:
           default: true
           packages:
           - Hide GRUB: sudo -A ujust hide-grub
+        Install Game Mode Startup Video:
+          description: Adds a Bazzite themed startup video for Steam's game mode.
+          default: true
+          packages:
+          - Install Video: ujust install-gamemode-video
         Legacy Memory Configuration (Not recommended):
           description: Disable ZRAM and enable adjustable swap file, defaults to 1GB.
           default: false

system_files/deck/shared/usr/share/ublue-os/just/60-custom.just

@@ -8,6 +8,12 @@ toggle-autologin:
       sudo touch $DESKTOP_AUTOLOGIN
     fi
 
+# Install Bazzite's Steam Game Mode Startup Video
+install-gamemode-video:
+    mkdir -p $HOME/.steam/root/config/uioverrides/movies/deck_startup.webm
+    rm -f $HOME/.steam/root/config/uioverrides/movies/deck_startup.webm
+    ln -s /usr/share/ublue-os/bazzite/bazzite.webm $HOME/.steam/root/config/uioverrides/movies/deck_startup.webm
+
 # Restore the default Terminal
 restore-original-terminal:
     #!/usr/bin/bash