Add ability to cache bookmark

app/commands/posts/create_bookmark.rb

@@ -5,8 +5,9 @@ module Adamantium
     module Posts
       class CreateBookmark < Command
         include Deps["repos.post_repo",
+          "post_utilities.page_cacher",
           syndicate: "commands.posts.syndicate",
-          raindrop: "syndication.raindrop"
+          raindrop: "syndication.raindrop",
         ]
 
         include Dry::Monads[:result]
@@ -17,6 +18,12 @@ module Adamantium
           syndicate.call(created_bookmark.id, bookmark)
           raindrop.call(post: created_bookmark)
 
+          if bookmark[:cache]
+            page_cacher.call(url: created_bookmark.url) do |content|
+              post_repo.update(id: created_bookmark.id, cached_content: content)
+            end
+          end
+
           Success(created_bookmark)
         end
       end

app/entities/bookmark_request.rb

@@ -4,6 +4,7 @@ module Adamantium
       attribute :h, Types::Coercible::String
       attribute :action, Types::Coercible::String.optional
       attribute :name, Types::Coercible::String
+      attribute :cache, Types::Bool.optional
       attribute :content, Types::Coercible::String.optional
       attribute :url, Types::Coercible::String
       attribute :slug, Types::Coercible::String