Add autoscaling outcomes to Metrics (Refs #140)

tests/unit/database-migrations.test.ts

@@ -205,3 +205,41 @@ it('adds match report invalidation on upgrade without invalidating for score hea
     expect(revision()).toBeGreaterThan(renamed);
     expect(upgraded.prepare('SELECT * FROM leaderboard_match_players').all()).toEqual([]);
 });
+
+it('adds provisioning report invalidation at version 14 without invalidating for progress updates', async () => {
+    const { db, closeDb } = await import('../../src/lib/server/db/index.js');
+    const handle = db();
+    for (const table of ['server_deployments', 'provisioning_sources'])
+        for (const action of ['INSERT', 'UPDATE', 'DELETE'])
+            handle.exec(`DROP TRIGGER report_metrics_${table}_${action}`);
+    handle.pragma('user_version = 14');
+    closeDb();
+    const upgraded = db();
+    const revision = () =>
+        (
+            upgraded
+                .prepare("SELECT revision FROM report_revisions WHERE topic='metrics'")
+                .get() as { revision: number }
+        ).revision;
+    const before = revision();
+    upgraded.exec(`INSERT INTO server_deployments
+        (id,server,action,state,stage,started_at,triggered_by)
+        VALUES('operation','t5_zombie_moon_1','create','waiting','Queued',
+            '2026-10-10T12:00:00.000Z','test')`);
+    expect(revision()).toBe(before);
+    upgraded.exec(`INSERT INTO provisioning_sources(operation_id,kind,source_id,server)
+        VALUES('operation','autoscaling','policy','t5_zombie_moon_1')`);
+    expect(revision()).toBeGreaterThan(before);
+    const linked = revision();
+    upgraded.exec(
+        "UPDATE server_deployments SET stage='Still waiting',observed_at='2026-10-10T12:00:15.000Z'"
+    );
+    expect(revision()).toBe(linked);
+    upgraded.exec(
+        "UPDATE server_deployments SET state='done',finished_at='2026-10-10T12:01:12.000Z'"
+    );
+    expect(revision()).toBeGreaterThan(linked);
+    const completed = revision();
+    upgraded.exec('DELETE FROM server_deployments');
+    expect(revision()).toBeGreaterThan(completed);
+});