Add elara sas specialisation

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

hosts/common/configs/system/nixpkgs/default.nix

@@ -1,6 +1,9 @@
-{ inputs, ... }:
+{ inputs, system, ... }:
 {
   imports = [ inputs.nur.modules.nixos.default ];
 
-  nixpkgs.config.allowUnfree = true;
+  nixpkgs = {
+    hostPlatform = system;
+    config.allowUnfree = true;
+  };
 }

hosts/common/configs/system/powertop/default.nix

@@ -2,4 +2,5 @@
 {
   environment.systemPackages = with pkgs; [ powertop ];
   powerManagement.powertop.enable = true;
+  systemd.services.powertop.postStart = builtins.readFile ./mouse.sh;
 }

hosts/common/configs/system/powertop/mouse.sh

@@ -0,0 +1,13 @@
+SEARCH_STRINGS=(
+  "Mouse"
+  "Razer DeathAdder V3 HyperSpeed"
+)
+
+for search_string in "${SEARCH_STRINGS[@]}"; do
+  echo "Searching for devices matching: $search_string"
+
+  for f in $(grep -l "$search_string" /sys/bus/usb/devices/*/product 2>/dev/null | sed "s/product/power\\/control/"); do
+    echo "Setting power control to 'on' for: $f"
+    echo on >| "$f"
+  done
+done

hosts/common/configs/user/gui/obs/options.nix

@@ -8,11 +8,13 @@
         x = mkOption {
           type = int;
           description = "Base resolution width.";
+          default = 1920;
         };
 
         y = mkOption {
           type = int;
           description = "Base resolution height.";
+          default = 1080;
         };
       };
 
@@ -20,11 +22,13 @@
         x = mkOption {
           type = int;
           description = "Output resolution width.";
+          default = 1920;
         };
 
         y = mkOption {
           type = int;
           description = "Output resolution height.";
+          default = 1080;
         };
       };
     };