Split up web app manifest action

app/controllers/static_controller.rb

@@ -66,26 +66,35 @@ class StaticController < ApplicationController
       categories:       %w[social],
       lang:             I18n.locale,
       shortcuts:        [
+        webapp_shortcut(inbox_url, t("views.navigation.inbox"), "inbox")
+      ],
+      icons:            webapp_icons,
+      theme_color:      theme_color,
+      background_color: mobile_theme_color,
+    }
+  end
+
+  private
+
+  def webapp_shortcut(url, name, icon_name)
     {
-          name: t('views.navigation.inbox'),
+      name:  name,
-          url: inbox_url,
+      url:   url,
       icons: [
         {
-              src: "/icons/shortcuts/inbox.svg",
+          src:   "/icons/shortcuts/#{icon_name}.svg",
           sizes: "96x96"
         }
       ]
     }
-      ],
+  end
-      icons: %i[1024 512 384 192 128 96 72 48].map do |size|
+
+  def webapp_icons
+    %i[1024 512 384 192 128 96 72 48].map do |size|
       [
         { src: "/icons/maskable_icon_x#{size}.webp", size: "#{size}x#{size}", type: "image/webp" },
         { src: "/icons/maskable_icon_x#{size}.png", size: "#{size}x#{size}", type: "image/png" }
       ]
-      end.flatten,
+    end.flatten
-      theme_color: theme_color,
-      background_color: mobile_theme_color,
-      orientation: "any"
-    }
   end
 end

spec/controllers/static_controller_spec.rb

@@ -47,7 +47,7 @@ describe StaticController, type: :controller do
                    "site_name"      => "Specspring",
                    "hostname"       => "test.host",
                    "https"          => false,
-                   "items_per_page" => 5,
+                   "items_per_page" => 5
                  })
     end