chore: seminarhof customer project

db/sqlite/0005-course-fields.sql

@@ -0,0 +1,4 @@
+-- Rename short_description -> description (the field is multi-sentence prose, not a
+-- "short" blurb) and add a separate one-line event_outline captured on the enquiry form.
+ALTER TABLE booking RENAME COLUMN short_description TO description;
+ALTER TABLE booking ADD COLUMN event_outline TEXT;