Add kitty, obs, and scripts skeleton code

Also refactors some flake.nix code to not use dictionaries

programs/kitty/default.nix

@@ -0,0 +1,12 @@
+{ config, pkgs, ... }:
+
+{
+  programs.kitty = {
+    enable = true;
+    settings = {
+      font_family = "Cascadia Code";
+      font_size = 18;
+      enable_audio_bell = "no";
+    };
+  };
+}

programs/obs/default.nix

@@ -0,0 +1,11 @@
+{ config, pkgs, ... }:
+{
+  programs.obs-studio = {
+    enable = true;
+    plugins = with pkgs.obs-studio-plugins; [
+      wlrobs
+      obs-backgroundremoval
+      obs-pipewire-audio-capture
+    ];
+  };
+}