chore(config): update env vars, tool init, and remove auto-launch settings

dot_config/ghostty/config

@@ -1,5 +1,4 @@
 # Font Configuration
-theme = noctalia
 font-size = 12.5
 font-family = Victor Mono NF
 background-blur = true
@@ -46,9 +45,6 @@ keybind = shift+enter=text:\n
 # Rando stuff
 gtk-single-instance = true
 
-# Launch straight into Herdr (bare `herdr` launches or attaches to the
-# persistent session; closing the window detaches, sessions survive)
-command = herdr
 
 # ── Herdr sync: Ctrl+Shift chords → prefix (\x02 = ctrl+b) bytes ──
 # Later keybind lines overwrite earlier/default ones; keep these LAST.