[development] More TS dev fixes, adds direnv. Fixes some markdown rendering.

home-manager/features/neovim/config/lua/plugins/obsidian.lua

@@ -35,5 +35,9 @@ return {
       date_format = "%Y-%m-%d",
       time_format = "%H:%M",
     },
+    ui = {
+      -- Disable the UI features and let render-markdown.nvim handle it.
+      enable = false,
+    },
   },
 }