Add autoscaling policy model and deterministic planner

src/lib/server/db/index.ts

@@ -10,6 +10,7 @@ import { backfillLeaderboard } from '../fleet/leaderboard-ingest.js';
 import { initializeFleetSettings } from './fleet-settings.js';
 import { migrateServerHistory } from './server-history.js';
 import { migrateNativeInstances } from '../backends/schema.js';
+import { ensureAutoscalingSchema } from '../autoscaling/schema.js';
 import { installPerformanceIndexes } from './performance-indexes.js';
 import { migrateFileBlobs } from './file-blobs.js';
 import { enableIncrementalVacuum, retentionClocks } from './retention-clocks.js';
@@ -395,6 +396,7 @@ export function db(): Database.Database {
         backfillLeaderboard(handle);
         initializeFleetSettings(handle);
         migrationStep('native instance schema and file plans', () => migrateNativeInstances(handle));
+        migrationStep('autoscaling schema', () => ensureAutoscalingSchema(handle));
         // File-blob migration removes the legacy content column altogether.
         // Reordering it first would unnecessarily copy every artifact twice.
         migrateFileBlobs(handle);