This is my emacs setup for AUCTEX with ConTeXt.
;; Install straight.el
(defvar bootstrap-version)
(let ((bootstrap-file
(expand-file-name "straight/repos/straight.el/bootstrap.el" user-emacs-directory))
(bootstrap-version 5))
(unless (file-exists-p bootstrap-file)
(with-current-buffer
(url-retrieve-synchronously
'silent 'inhibit-cookies)
(goto-char (point-max))
(eval-print-last-sexp)))
(load bootstrap-file nil 'nomessage))
;; Install use-package
(straight-use-package 'use-package)
;; Configure use-package to use straight.el by default
(use-package straight
:custom (straight-use-package-by-default t))
(use-package yasnippet)
;;; Auctex
(defun my-context-setup ()
(custom-set-variables
'(ConTeXt-Mark-version "LMTX")
'(ConTeXt-engine "lutametatex")))
(straight-use-package 'auctex)
(add-hook 'ConTeXt-mode-hook
(lambda ()
(reftex-mode 1)
(flyspell-mode 1)
(auto-fill-mode 1)
;(relative-line-numbers-mode 1)
;(abbrev-mode 1)
(my-context-setup)
(yas-minor-mode)
(yas-reload-all)))
I hope this help you
Mauricio