fix: export Incident types, replace any casts with typed unknown casts

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01AWxyMibCuGGtSQSqfajDQ7

app/(protected)/supervisor/incidents/[id]/page.tsx

@@ -3,7 +3,7 @@ export const dynamic = 'force-dynamic'
 import { notFound } from 'next/navigation'
 import Link from 'next/link'
 import { createClient } from '@/lib/supabase/server'
-import { IncidentDetail } from '@/components/incidents/incident-detail'
+import { IncidentDetail, type Incident } from '@/components/incidents/incident-detail'
 
 interface Props {
   params: Promise<{ id: string }>
@@ -35,7 +35,7 @@ export default async function SupervisorIncidentDetailPage({ params }: Props) {
       <Link href="/supervisor/incidents" className="text-sm text-blue-600 hover:underline mb-4 inline-block">
         ← Back to inbox
       </Link>
-      <IncidentDetail incident={incident as any} />
+      <IncidentDetail incident={incident as unknown as Incident} />
     </main>
   )
 }