Add Sentry instrumentation (#593)

app/controllers/form_controller.rb

@@ -4,6 +4,7 @@ class FormController < ApplicationController
   before_action :find_resource_by_named_id, except: %i[submit_form review]
 
   def submit_form
+    transaction = Sentry.start_transaction(op: "submit_form")
     if @case_log
       @page = @case_log.form.get_page(params[:case_log][:page])
       responses_for_page = responses_for_page(@page)
@@ -23,6 +24,7 @@ class FormController < ApplicationController
     else
       render_not_found
     end
+    transaction.finish
   end
 
   def check_answers

config/initializers/sentry.rb

@@ -1,5 +1,5 @@
 Sentry.init do |config|
   config.breadcrumbs_logger = %i[active_support_logger http_logger]
   config.enabled_environments = %w[production staging]
-  config.traces_sample_rate = 0.5
+  config.traces_sample_rate = 1
 end