Add theme-set/switching logic, and minor nvim, tmux, obsidian changes

src_files/.config/ghostty/config

@@ -1,8 +1,17 @@
+# font stuff
+font-style = Regular
 font-feature = -calt, -liga, -dlig
 
+# window stuff
 macos-titlebar-proxy-icon = hidden
+title = " "
 window-decoration = none
-title = ""
 
-# theme opts: tokyonight_night_manual, bamboo
-theme = tokyonight_night_manual
+# cursor stuff
+cursor-style = "block"
+cursor-style-blink = false
+shell-integration-features = no-cursor
+
+# theme stuff
+config-file = ?"~/.config/zz-this-box/themes/.current-theme/ghostty"
+