Check all mailing lists by default

Procfile

@@ -1,2 +1,5 @@
 # https://devcenter.heroku.com/articles/deploying-rails-applications-with-the-puma-web-server
 web: bundle exec puma -C config/puma.rb
+
+# https://devcenter.heroku.com/articles/release-phase
+release: ./bin/heroku-release

app/controllers/messages_controller.rb

@@ -11,6 +11,9 @@ def index
 
     page = params[:page].to_i
     list_ids = get_list_ids(params)
+    if list_ids.empty?
+      raise "Need to select at least one list"
+    end
 
     # %> and <-> are defined by pg_trgm.
     # https://www.postgresql.org/docs/17/pgtrgm.html

app/views/messages/index.html.erb

@@ -16,7 +16,7 @@
       ].each do |name, label|
     %>
       <span>
-        <%= form.check_box name, {checked: params[name] == '1' } %>
+        <%= form.check_box name, {checked: params[name] != '0' } %>
         <%= form.label name, label %>
       </span>
     <% end %>

bin/heroku-release

@@ -0,0 +1,6 @@
+#! /bin/bash
+set -euo pipefail
+
+bundle exec rake db:migrate
+
+env