added editor

database/migrations/20260901_add_route_activated_at.sql

@@ -0,0 +1,4 @@
+-- Wegwichtel editor support: route activation timestamp.
+-- New routes remain unpublished while activated_at is NULL.
+-- Run once against the SQLite database if the routes table does not already contain this column.
+ALTER TABLE routes ADD COLUMN activated_at DATETIME NULL;