I guess it doesn't really matter to port js template to CE

Otherwise can't workaround:

https://gitlab.com/gitlab-org/gitlab-ee/-/jobs/79154994

app/views/shared/boards/_show.html.haml

@@ -11,7 +11,7 @@
   -# haml-lint:disable InlineJavaScript
   %script#js-board-template{ type: "text/x-template" }= render "shared/boards/components/board"
   %script#js-board-modal-filter{ type: "text/x-template" }= render "shared/issuable/search_bar", type: :boards_modal
-  = render_if_exists "shared/promotions/promote_issue_board"
+  %script#js-board-promotion{ type: "text/x-template" }= render_if_exists "shared/promotions/promote_issue_board"
 
 #board-app.boards-app{ "v-cloak" => true, data: board_data, ":class" => "{ 'is-compact': detailIssueVisible }" }
   .d-none.d-sm-none.d-md-block

ee/app/views/shared/promotions/_promote_issue_board.html.haml

-%script#js-board-promotion{ type: "text/x-template" }
-  - return unless @project
-  .board-promotion-state
+- return unless @project
+
+.board-promotion-state
   .svg-container.center
     = custom_icon('icon_issue_board')
   %p