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.

resources/js/Pages/Studio/StudioDashboard.jsx

@@ -12,7 +12,24 @@ const kpiConfig = [
   { key: 'followers', label: 'Followers', icon: 'fa-solid fa-user-group' },
 ]
 
-function KpiCard({ config, value }) {
+function snapshotHint(config, window) {
+  if (!window || !['views_30d', 'appreciation_30d', 'shares_30d', 'comments_30d'].includes(config.key)) {
+    return null
+  }
+
+  const requested = Number(window.requested_days || 30)
+  const available = Number(window.table_coverage_days || 0)
+  const complete = Boolean(window.window_complete)
+
+  if (complete) {
+    return `Last ${requested} days`
+  }
+
+  const shown = Math.max(0, Math.round(available * 10) / 10)
+  return `Based on ${shown} of ${requested} days`
+}
+
+function KpiCard({ config, value, hint }) {
   return (
     <div className="rounded-[26px] border border-white/10 bg-white/[0.03] p-5 shadow-[0_18px_40px_rgba(2,6,23,0.18)]">
       <div className="flex items-center gap-3 text-slate-300">
@@ -22,6 +39,7 @@ function KpiCard({ config, value }) {
         <span className="text-[11px] font-semibold uppercase tracking-[0.18em] text-slate-500">{config.label}</span>
       </div>
       <p className="mt-4 text-3xl font-semibold text-white tabular-nums">{typeof value === 'number' ? value.toLocaleString() : value}</p>
+      {hint ? <p className="mt-2 text-[11px] leading-4 text-slate-500">{hint}</p> : null}
     </div>
   )
 }
@@ -235,7 +253,12 @@ export default function StudioDashboard() {
     <StudioLayout title="Overview" subtitle="Create, manage, and grow across artworks, cards, collections, and stories from one shared creator operating surface.">
       <div className="grid grid-cols-2 gap-4 lg:grid-cols-5">
         {kpiConfig.map((config) => (
-          <KpiCard key={config.key} config={config} value={kpis?.[config.key] ?? 0} />
+          <KpiCard
+            key={config.key}
+            config={config}
+            value={kpis?.[config.key] ?? 0}
+            hint={snapshotHint(config, kpis?.snapshot_window)}
+          />
         ))}
       </div>