Always show new issue in Open list

app/views/shared/boards/components/_board.html.haml

@@ -39,14 +39,13 @@
             {{ list.issuesSize }}
           = render_if_exists "shared/boards/components/list_weight"
-        - if can?(current_user, :admin_list, current_board_parent)
-          %button.issue-count-badge-add-button.btn.btn-sm.btn-default.ml-1.has-tooltip.js-no-trigger-collapse{ type: "button",
-            "@click" => "showNewIssueForm",
-            "v-if" => 'list.type !== "closed"',
-            "aria-label" => _("New issue"),
-            "title" => _("New issue"),
-            data: { placement: "top", container: "body" } }
-            = icon("plus", class: "js-no-trigger-collapse")
+        %button.issue-count-badge-add-button.btn.btn-sm.btn-default.ml-1.has-tooltip.js-no-trigger-collapse{ type: "button",
+          "@click" => "showNewIssueForm",
+          "v-if" => 'list.type == "backlog" || (!disabled && list.type !== "closed")',
+          "aria-label" => _("New issue"),
+          "title" => _("New issue"),
+          data: { placement: "top", container: "body" } }
+          = icon("plus", class: "js-no-trigger-collapse")
     %board-list{ "v-if" => 'list.type !== "blank" && list.type !== "promotion"',
       ":list" => "list",

spec/features/boards/new_issue_spec.rb

@@ -94,8 +94,14 @@ describe 'Issue Boards new issue', :js do
       wait_for_requests
     end
-    it 'does not display new issue button' do
-      expect(page).to have_selector('.issue-count-badge-add-button', count: 0)
+    it 'displays new issue button in open list' do
+      expect(first('.board')).to have_selector('.issue-count-badge-add-button', count: 1)
+    end
+
+    it 'does not display new issue button in label list' do
+      page.within('.board:nth-child(2)') do
+        expect(page).not_to have_selector('.issue-count-badge-add-button')
+      end
     end
   end
 end