feat(config): enable pane labels, terminal toasts, tweak kitty and niri settings

dot_config/kitty/kitty.conf

@@ -1,5 +1,5 @@
 # ── base.conf · shared ──
-font_size 13.5
+font_size 11.5
 font_family VictorMono Nerd Font
 bold_italic_font auto
 window_padding_width 8
@@ -17,19 +17,21 @@ cursor_blink_interval 0
 
 # real socket is @kitty-local-<PID>; scripts must use $KITTY_LISTEN_ON, not this name
 listen_on unix:@kitty-local
-enabled_layouts splits:split_axis=vertical
+enabled_layouts splits:split_axis=vertical,stack
 
 # launch aliases
 action_alias launch_mn launch --cwd=current --type=overlay-main
 action_alias launch_os launch --cwd=current --type=os-window
 action_alias launch_ov launch --cwd=current --type=overlay
 action_alias launch_tb launch --cwd=current --type=tab
-action_alias launch_hs launch --cwd=current --location=hsplit --bias=25
-action_alias launch_vs launch --cwd=current --location=vsplit --bias=35
+action_alias launch_hs launch --cwd=current --location=hsplit --bias=20
+action_alias launch_vs launch --cwd=current --location=vsplit --bias=40
 
 # panes = kitty windows
 map super+t new_tab
 map super+enter new_tab_with_cwd
+map ctrl+space launch_hs
+map ctrl+enter launch_vs
 map super+n new_os_window
 map ctrl+shift+space new_os_window
 
@@ -41,9 +43,11 @@ map ctrl+shift+k next_tab
 
 # Shortcuts
 map ctrl+shift+g launch_ov lazygit
-map ctrl+shift+f launch_mn yazi
+map ctrl+shift+f toggle_layout stack
 map ctrl+shift+e launch_tb nvim
-map ctrl+shift+a launch_vs omp 
+map ctrl+shift+a launch_vs omp
+# suvadu history picker: pick → execute → drop to shell (script: ~/.local/bin/suv-pick)
+map ctrl+shift+p launch_hs suv-pick
 
 # Misc
 map ctrl+shift+c copy_to_clipboard