SjB

(use-package polymode
        :ensure t
        :defer t
        :hook (vue-mode . lsp-deferred)
        :mode ("\\.vue\\'" . vue-mode)
        :config
        (define-innermode poly-vue-template-innermode
          :mode 'html-mode
          :head-matcher "^<[[:space:]]*\\(?:template\\)[[:space:]]*>"
          :tail-matcher "^</[[:space:]]*\\(?:template\\)[[:space:]]*>"