Add Copilot instructions, update flake.lock, and enhance Nix configurations

- Introduced Copilot instructions for better project understanding.
- Updated flake.lock with new dependency revisions and hashes.
- Modified zen.nix to include tracking protection and native messaging hosts.
- Added godot.nix for Godot language support in VSCode.
- Enhanced kde.nix with additional system packages and session variables.
- Created thunderbolt.nix to enable Thunderbolt services.
- Updated Bellerophon default.nix to include thunderbolt.nix.
- Adjusted hardware-configuration.nix to include new kernel modules and parameters.

hosts/nixos/Bellerophon/hardware-configuration.nix

@@ -14,7 +14,8 @@
 
   boot.initrd.availableKernelModules = ["xhci_pci" "thunderbolt" "vmd" "nvme" "usbhid"];
   boot.initrd.kernelModules = [];
-  boot.kernelModules = ["kvm-intel"];
+  boot.kernelModules = ["kvm-intel" "evdi"];
+  boot.kernelParams = ["i915.enable_psr=0"];
   boot.kernelPatches = [
     /*
        {
@@ -39,9 +40,9 @@
     sof-firmware
 
     #rotation stuff
-    pkgs.gnome-monitor-config
-    pkgs.usbutils
-    pkgs.inotify-tools
-    pkgs.kdePackages.libkscreen
+    gnome-monitor-config
+    usbutils
+    inotify-tools
+    kdePackages.libkscreen
   ];
 }