Added download action to all design templates

Surfaces the export work via the UI so anyone can click on any design and immediately export for sharing with others.

Milestone: minor

app/templates/designs/_template.html.erb

@@ -5,11 +5,13 @@
     <%= render "shared/actions/view", path: routes.path(:design, id: template.id) %>
     <%= render "shared/actions/edit", path: routes.path(:design_edit, id: template.id) %>
 
+    <%= render "shared/actions/download",
+               path: routes.path(:design_export, design_id: template.id),
+               name: "design-#{template.name}.zip" %>
+
     <%= render "shared/actions/delete",
                path: routes.path(:design, id: template.id),
                subject: :design,
                target: ".bit-page" %>
   </div>
 </li>
-
-

app/templates/designs/index.html.erb

@@ -43,5 +43,8 @@
   <%= scope(:tooltip_action_content, label: "Clear").render %>
   <%= scope(:tooltip_action_content, label: "View").render %>
   <%= scope(:tooltip_action_content, label: "Edit").render %>
+  <%= scope(:tooltip_action_content, label: "Download").render %>
   <%= scope(:tooltip_action_content, label: "Delete").render %>
 </section>
+
+

spec/features/designs_spec.rb

@@ -27,10 +27,16 @@ RSpec.describe "Designs", :db do
 
   it "edits", :js do
     visit routes.path(:design_edit, id: template.id)
-
     expect(page).to have_text("Edit Design")
   end
 
+  it "exports" do
+    visit routes.path(:designs)
+    click_link "Download"
+
+    expect(page.source.encoding).to eq(Encoding::ASCII_8BIT)
+  end
+
   it "deletes", :js do
     visit routes.path(:designs)
     accept_prompt { click_button "Delete" }