Use ordered SQLite migrations (Refs #75)

src/lib/server/provisioning/cancellation.ts

@@ -1,6 +1,5 @@
 import { pauseScalingForOperation } from '../autoscaling/ownership.js';
 import { db } from '../db/index.js';
-import { ensureHostSchema } from '../hosts/schema.js';
 import { recordProgress } from './progress.js';
 import { requestRebalanceStopForOperation } from '../rebalancing/admission.js';
 
@@ -42,7 +41,6 @@ export function cancelProvisioningJob(
     reason = 'Cancelled by operator',
     options: { preserveRebalanceRun?: boolean } = {}
 ): boolean {
-    ensureHostSchema(db());
     return db().transaction(() => {
         if (provisioningCancelled(id)) return true;
         if (!canCancelProvisioningJob(id)) return false;