feat: format html

lua/custom/plugins/languages/html.lua

@@ -0,0 +1,18 @@
+function FormatHTML()
+  -- Check if the current file type is HTML
+  if vim.bo.filetype == 'html' then
+    vim.cmd [[s/<[^>]*>/\r&\r/g]]
+    vim.cmd [[g/^$/d]]
+    vim.cmd [[normal gg=G]]
+  else
+    print 'This command is applicable only for HTML files.'
+  end
+end
+
+-- Mapping as a command
+vim.cmd [[command! FormatHTML lua FormatHTML()]]
+
+-- Mapping as a shortcut
+vim.api.nvim_set_keymap('n', '<Leader>p', ':lua FormatHTML()<CR>', { silent = true })
+
+return {}