refactor: make provisioning own instance lifecycle operations

src/lib/server/pipeline/worker.ts

@@ -1,5 +1,4 @@
-import { processDestructions, processCreations } from '../fleet/create.js';
-import { processLifecycle } from '../fleet/lifecycle.js';
+import { processProvisioning } from '../provisioning/worker.js';
 import { sweep } from './sweep.js';
 import { betaTick } from './beta-runner.js';
 import { emit } from './bus.js';
@@ -8,7 +7,7 @@ import { rconStatusResult } from '../integrations/rcon.js';
 import type { RconFailure } from '../integrations/rcon.js';
 import { getServer, listServers, setServerField } from '../fleet/servers.js';
 import { komodoInspectHealthy } from '../integrations/komodo.js';
-import { restartSettling } from './restart-rollout.js';
+import { restartSettling } from '../provisioning/index.js';
 import { classifyHealth } from '../fleet/health.js';
 import { isProvisioning } from '../fleet/provisioning.js';
 import { STATUS_REFRESH_MS } from '../../server-freshness.js';
@@ -33,25 +32,19 @@ function tick(): Promise<void> {
     return tickInFlight;
 }
 
+async function reconcileRequesters(): Promise<void> {
+    try { await sweep(); } catch (err) { console.error('[worker] campaign error:', err); }
+    try { await betaTick(); } catch (err) { console.error('[worker] beta error:', err); }
+    try { await maintenanceTick(); } catch (err) { console.error('[worker] maintenance error:', err); }
+}
+
 async function runTick(): Promise<void> {
-    try { await processCreations(); }
-    catch (err) { console.error('[worker] creation error:', err); }
-    try { await processDestructions(); }
-    catch (err) { console.error('[worker] destruction error:', err); }
-    try { await processLifecycle(); }
+    // Callers submit durable requests first. Exactly one owner admits and runs
+    // lifecycle work, then callers observe the resulting jobs by ID.
+    await reconcileRequesters();
+    try { await processProvisioning(); }
     catch (err) { console.error('[worker] provisioning error:', err); }
-    try {
-        await sweep();
-    } catch (err) {
-        console.error('[worker] sweep error:', err);
-    }
-    try {
-        await betaTick();
-    } catch (err) {
-        console.error('[worker] beta-runner error:', err);
-    }
-    try { await maintenanceTick(); }
-    catch (err) { console.error('[worker] maintenance error:', err); }
+    await reconcileRequesters();
 }
 
 /**