Merge pull request #3441 from consul/spending_proposals_check_rake

Add rake task to check for spending proposals

lib/tasks/spending_proposals.rake

@@ -0,0 +1,22 @@
+namespace :spending_proposals do
+
+  desc "Check if there are any spending proposals in DB"
+  task check: :environment do
+    if !Rails.env.production?
+      puts "Please run this rake task in your production environment."
+    else
+      if SpendingProposal.any?
+        puts "WARNING"
+        puts "You have spending proposals in your database."
+        puts "This model has been deprecated in favor of budget investments."
+        puts "In the next CONSUL release spending proposals will be deleted."
+        puts "If you do not need to keep this data, you don't have to do anything else."
+        print "If you would like to migrate the data from spending proposals to budget investments "
+        puts "please check this PR https://github.com/consul/consul/pull/3431."
+      else
+        puts "All good!"
+      end
+    end
+  end
+
+end