ZFS tab: snapshot schedules full width too — every box on the tab spans the page

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

web/src/ZFS.tsx

@@ -619,7 +619,7 @@ export default function ZFS() {
       </div>
       {ov.external && <ExternalNotice x={ov.external} mine={mine} onAdopt={() => setEditing(adopt(ov.external!, zfs.pools[0]?.name ?? ''))} />}
       {ov.policies.length === 0 && !ov.external && <div className="notice">Nothing is taking snapshots on a schedule. Snapshots are written the way zfSnap writes them, with the retention in the name, so anything already here is understood.</div>}
-      <div className="cards">{ov.policies.map(({ policy, cron, next, last }) => (
+      <div className="cards full">{ov.policies.map(({ policy, cron, next, last }) => (
         <ScheduleCard key={policy.id} p={policy} cron={cron} next={next} last={last ?? {}} onChanged={load} onEdit={() => setEditing(policy)} />
       ))}</div>