refactor and cleanup

modules/_home/default.nix

@@ -8,6 +8,7 @@ in {
     kitty
     claude-code
     mpv
+    obsidian
   ];
 
   # Symlinks in ~/.jdks/ - path scanned by IntelliJ on Linux by default

modules/_home/niri.nix

@@ -1,6 +1,6 @@
 { config, pkgs, ... }:
 let
-  wallpaper = "${config.home.homeDirectory}/repos/nixos/wallpapers/astronaut.png";
+  wallpaper = "${../../wallpapers/astronaut.png}";
 in {
   services.swayidle = {
     enable = true;
@@ -69,7 +69,6 @@ in {
     text = ''
       #!/usr/bin/env bash
       swww-daemon &
-      sleep 0.5
       swww img "${wallpaper}" --transition-type none
     '';
   };