Detect .mdx files as markdown

Author: statico

.config/nvim/init.lua

@@ -206,6 +206,16 @@ opt.sessionoptions:remove('options')
 -- Swapfile messages
 opt.shortmess:append('A')
 
+--------------------------------------------------------------------------------
+-- FILETYPE DETECTION
+--------------------------------------------------------------------------------
+
+vim.filetype.add({
+  extension = {
+    mdx = 'markdown',
+  },
+})
+
 --------------------------------------------------------------------------------
 -- KEY MAPPINGS
 --------------------------------------------------------------------------------