doom: Add basic config for Lua-mode

hosts/hermes/doom/config.org

@@ -1159,6 +1159,15 @@ When Emacs is opened in Windows Subsystem for Linux, open web links in Firefox o
   (require 'janet-ts-experiment))
 #+end_src
 
+** Lua
+#+begin_src emacs-lisp :lexical t
+(use-package! lua-mode
+  :config
+  (setq! lua-indent-close-paren-align nil
+         lua-indent-level 4
+         lua-indent-nested-block-content-align t))
+#+end_src
+
 ** Hledger
 #+begin_src emacs-lisp :lexical t
 (use-package! hledger-mode