Minimal ~/.emacs.d/init.el with tree-sitter setup through straight.el

init.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
         "https://raw.githubusercontent.com/raxod502/straight.el/develop/install.el"
         'silent 'inhibit-cookies)
      (goto-char (point-max))
      (eval-print-last-sexp)))
  (load bootstrap-file nil 'nomessage))

;;; ^ Standard straight.el bootstrapping.
;;; --------------------------------------------------------------------------
;;; v Tree-sitter setup.

(straight-use-package 'use-package)
(require 'use-package)

;; Core APIs.
(straight-register-package
 '(tsc :host github
       :repo "ubolonton/emacs-tree-sitter"
       :files ("core/*.el")))

;; Base framework, syntax highlighting.
(straight-use-package
 '(tree-sitter :host github
               :repo "ubolonton/emacs-tree-sitter"
               :files ("lisp/*.el")))

;; Language bundle.
(straight-use-package
 '(tree-sitter-langs :host github
                     :repo "ubolonton/emacs-tree-sitter"
                     :files ("langs/*.el" "langs/queries")))

(use-package tree-sitter
  :demand t
  :config (global-tree-sitter-mode)
  :hook (tree-sitter-after-on . tree-sitter-hl-mode))

(use-package tree-sitter-langs
  :after tree-sitter)