move configuration to hosts folder structure

flake.nix

@@ -9,7 +9,7 @@
         system = "x86_64-linux";
         modules = [
           disko.nixosModules.disko
-          ./configuration.nix
+          ./hosts/pc/configuration.nix
         ];
       };
     };

hosts/pc/configuration.nix

@@ -107,6 +107,11 @@ in
     pkgs.gamescope
   ];
 
+  programs.git.config.user = {
+    name = "akulij";
+    email = "aakulij@gmail.com";
+  };
+
   users.users.akulij = {
     isNormalUser = true;
     extraGroups = [ "wheel" ];