feat(treesitter): add a query editor (#24703)

runtime/ftplugin/query.lua

@@ -1,6 +1,6 @@
 -- Neovim filetype plugin file
 -- Language:	Tree-sitter query
--- Last Change:	2022 Apr 25
+-- Last Change:	2023 Aug 23
 
 if vim.b.did_ftplugin == 1 then
   return
@@ -14,6 +14,8 @@ vim.treesitter.start()
 -- set omnifunc
 vim.bo.omnifunc = 'v:lua.vim.treesitter.query.omnifunc'
 
+vim.opt_local.iskeyword:append('.')
+
 -- query linter
 local buf = vim.api.nvim_get_current_buf()
 local query_lint_on = vim.g.query_lint_on or { 'BufEnter', 'BufWrite' }