Refactor app in to its own slice

slices/main/views/blogroll/opml.rb

@@ -0,0 +1,25 @@
+module Main
+  module Views
+    module Blogroll
+      class Opml< Main::View
+        include Deps[blogroll_list: "queries.blogroll.index"]
+
+        expose :blogroll do |blogroll_result|
+          JSON.parse(blogroll_result)["subscriptions"].map do |feed|
+            {
+              title: feed["title"],
+              url: feed["url"],
+              html_url: feed["htmlUrl"],
+              icon: feed["iconUrl"],
+              categories: feed["categories"].map {|cat| cat["label"]}
+            }
+          end
+        end
+
+        private_expose :blogroll_result do
+          blogroll_list.call
+        end
+      end
+    end
+  end
+end