API for blocking and unblocking

spec/services/block_service_spec.rb

@@ -0,0 +1,5 @@
+require 'rails_helper'
+
+RSpec.describe BlockService do
+  subject { BlockService.new }
+end

spec/services/unblock_service_spec.rb

@@ -0,0 +1,5 @@
+require 'rails_helper'
+
+RSpec.describe UnblockService do
+  subject { UnblockService.new }
+end