feat: DB backend and API implemementation

development-system/tests/booking-migrations.test.mjs

@@ -0,0 +1,24 @@
+import assert from 'node:assert/strict';
+import { readFile } from 'node:fs/promises';
+import test from 'node:test';
+
+test('liefert eine externe, idempotente Anfangsmigration für Termine und Anmeldungen', async () => {
+  const migration = await readFile(new URL('../database/migrations/001_booking_schema.sql', import.meta.url), 'utf8');
+
+  assert.match(migration, /CREATE TABLE IF NOT EXISTS `sufw_booking_events`/);
+  assert.match(migration, /CREATE TABLE IF NOT EXISTS `sufw_booking_registrations`/);
+  assert.match(migration, /FOREIGN KEY \(`event_id`\)/);
+  assert.match(migration, /CHECK \(`capacity` BETWEEN 1 AND 100\)/);
+});
+
+test('hält die statische Vorschaukopie der Buchungsassets identisch', async () => {
+  const [componentScript, previewScript, componentStyle, previewStyle] = await Promise.all([
+    readFile(new URL('../public/booking/booking.js', import.meta.url), 'utf8'),
+    readFile(new URL('../public/perspektivwerk/js/booking.js', import.meta.url), 'utf8'),
+    readFile(new URL('../public/booking/booking.css', import.meta.url), 'utf8'),
+    readFile(new URL('../public/perspektivwerk/js/booking.css', import.meta.url), 'utf8'),
+  ]);
+
+  assert.equal(previewScript, componentScript);
+  assert.equal(previewStyle, componentStyle);
+});