Fix false stale Fleet reports caused by clock skew

src/lib/ui/stores/fleet.ts

@@ -1,6 +1,6 @@
 import { derived, get, writable } from 'svelte/store';
 import { browser } from '$app/environment';
-import { statusByServer, statusReceivedAt } from './servers.js';
+import { statusByServer, statusReceivedAt, serverTimeNow, syncServerTime } from './servers.js';
 import { watchSatisfied, type FleetServer, type FleetOperation, type LobbyWatch } from '$lib/fleet-overview.js';
 import { serverTitle } from '../server-labels.js';
 import { toast } from '../toast.js';
@@ -39,6 +39,7 @@ export function refreshFleet(): Promise<void> {
             ]);
             if (responses.some(response => !response.ok)) throw new Error('Could not refresh Fleet. Retrying automatically.');
             const [servers, operations] = await Promise.all(responses.map(response => response.json()));
+            syncServerTime(servers.serverNow);
             fleetError.set('');
             fleetIntegrations.set(servers.integrations);
             fleet.set({ servers: servers.servers, operations: operations.operations, receivedAt: requestedAt });
@@ -93,7 +94,7 @@ export function startFleetMonitor(): () => void {
         if (!snapshot.receivedAt || Date.now() - snapshot.receivedAt > 30_000) return;
         const servers = get(fleetServers);
         for (const watch of get(lobbyWatches)) {
-            if (!watchSatisfied(watch, servers.find(server => server.name === watch.server), snapshot.operations, Date.now())) continue;
+            if (!watchSatisfied(watch, servers.find(server => server.name === watch.server), snapshot.operations, serverTimeNow())) continue;
             const message = `${serverTitle(watch.server)} ${watch.kind === 'empty' ? 'is empty' : watch.kind === 'online' ? 'is back online' : 'has finished its operation'}.`;
             cancelWatch(watch.id);
             toast(message, { variant: 'success', ttl: 0, href: watch.href });