feat: add nvim dotfiles (try to)

dotfiles/nvim/lua/plugins/wiki.lua

@@ -0,0 +1,10 @@
+return {
+  {
+    "vimwiki/vimwiki",
+    init = function()
+      vim.g.vimwiki_list = {
+        { syntax = "markdown", ext = "md" },
+      }
+    end,
+  },
+}