Ship production optimization M1-M12.5A: queues, metrics, HTTP observability, and vector search reliability.

Keep similar-ai from tripping the global circuit on a lone URL 502, clamp Qdrant search to 100, and add Server-Timing plus slow-request logging. Studio shared props, Academy S3 exists caching, heat chunking, and Redis/scheduler hygiene stay in this rollout.

tests/Feature/Scheduler/ScheduleInventoryTest.php

@@ -0,0 +1,43 @@
+<?php
+
+use Illuminate\Console\Scheduling\Schedule;
+
+it('schedules flush-redis-stats away from leaderboards:refresh at minute 21', function () {
+    $events = collect(app(Schedule::class)->events());
+    $flush = $events->first(fn ($event) => str_contains((string) ($event->command ?? $event->description ?? ''), 'flush-redis-stats')
+        || ($event->mutexName() === 'flush-redis-stats')
+        || str_contains($event->getSummaryForDisplay(), 'flush-redis-stats'));
+
+    expect($flush)->not->toBeNull()
+        ->and($flush->expression)->toBe('1,11,18,31,41,51 * * * *');
+
+    $boards = $events->first(fn ($event) => str_contains($event->getSummaryForDisplay(), 'leaderboards:refresh')
+        || str_contains((string) ($event->command ?? ''), 'leaderboards:refresh'));
+
+    expect($boards)->not->toBeNull()
+        ->and($boards->expression)->toContain('21');
+});
+
+it('keeps recommendation nightly offsets and does not register disabled forum async producers', function () {
+    $display = collect(app(Schedule::class)->events())
+        ->map(fn ($event) => $event->getSummaryForDisplay())
+        ->implode("\n");
+
+    expect($display)->toContain('rec-compute-tags')
+        ->and($display)->toContain('rec-compute-behavior')
+        ->and($display)->toContain('rec-compute-hybrid')
+        ->and($display)->toContain('forum-post-scan')
+        ->and($display)->not->toContain('forum-ai-scan')
+        ->and($display)->not->toContain('forum-bot-scan')
+        ->and($display)->not->toContain('forum-firewall-scan');
+});
+
+it('does not register presence prune unless enabled', function () {
+    expect((bool) config('traffic.online_visitors.prune_enabled'))->toBeFalse();
+
+    $display = collect(app(Schedule::class)->events())
+        ->map(fn ($event) => $event->getSummaryForDisplay())
+        ->implode("\n");
+
+    expect($display)->not->toContain('prune-online-visitor-index');
+});