Update links to n8n server

db/migrate/20240502035220_update_n8n_url.rb

@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+# We got a new n8n server.
+# But we still have some database rows with a URL to the old server.
+class UpdateN8nUrl < ActiveRecord::Migration[7.0]
+  def up
+    execute <<~SQL.squish
+      UPDATE connected_apps
+      SET data = replace(
+        data::text,
+        'n8n.openfoodnetwork.org.uk',
+        'n8n.openfoodnetwork.org'
+      )::jsonb
+      WHERE data IS NOT NULL;
+    SQL
+  end
+end