Add antlr syntax

README.org

@@ -62,6 +62,7 @@ I prefer Fira Code, but ligatures are not handled correctly for now...
 ** Custom package imports
 #+begin_src emacs-lisp
 (load! "packages/porth-mode.el")
+(load! "packages/antlr-mode.el")
 #+end_src
 
 ** Plain text file configuration

config.el

@@ -28,6 +28,7 @@
  '(org-level-5 ((t (:inherit outline-5 :height 1.0)))))
 
 (load! "packages/porth-mode.el")
+(load! "packages/antlr-mode.el")
 
 (set-file-template! "\\.tex$"      :trigger "__" :mode 'latex-mode)
 (set-file-template! "\\.org$"      :trigger "__" :mode 'org-mode)