feat(nvim): add stylua config

vim/lua/.luarc.json

@@ -0,0 +1,3 @@
+{
+    "workspace.checkThirdParty": false
+}

vim/lua/formatter_config.lua

@@ -7,10 +7,17 @@ local prettier = function()
 end
 
 require('formatter').setup({
+  log_level = vim.log.levels.INFO,
   filetype = {
     javascript = { prettier },
     typescript = { prettier },
     typescriptreact = { prettier },
+
+    -- https://github.com/JohnnyMorganz/StyLua
+    -- cargo install stylua --features lua54
+    lua = {
+      require("formatter.filetypes.lua").stylua
+    },
   }
 })
 
@@ -18,7 +25,7 @@ require('formatter').setup({
 vim.api.nvim_exec2([[
 augroup FormatAutogroup
   autocmd!
-  autocmd BufWritePost *.js,*.ts,*.tsx silent FormatWrite
+  autocmd BufWritePost *.js,*.ts,*.tsx,*.lua silent FormatWrite
 augroup END
 ]], { output = true })