Allow empty content for checkin

app/commands/posts/create_checkin.rb

@@ -18,8 +18,6 @@ module Adamantium
           post_params = prepare_params(params: post)
           created_post = post_repo.create(post_params)
 
-          logger.info("CREATED: #{created_post.inspect}")
-
           syndication_sources.each do |url|
             add_post_syndication_source.call(created_post.id, :swarm, url)
           end

app/validation/posts/checkin_contract.rb

@@ -4,7 +4,7 @@ module Adamantium
       class CheckinContract < Dry::Validation::Contract
         params do
           required(:name).maybe(:string)
-          required(:content).filled(:string)
+          required(:content).maybe(:string)
           required(:category).array(:string)
           required(:published_at).maybe(:time)
           required(:slug).filled(:string)