feat(portfolio): assemble signal blacksite landing page

app/page.tsx

@@ -1,18 +1,45 @@
-import Link from 'next/link'
+import type { Metadata } from 'next'
+
+import { CapabilityRows } from '@/components/portfolio/CapabilityRows'
+import { ClosingCta } from '@/components/portfolio/ClosingCta'
+import { CommandPalette } from '@/components/portfolio/CommandPalette'
+import { ContactTerminal } from '@/components/portfolio/ContactTerminal'
+import { FeaturedDossier } from '@/components/portfolio/FeaturedDossier'
+import { FieldNotes } from '@/components/portfolio/FieldNotes'
+import { Hero } from '@/components/portfolio/Hero'
+import { Manifesto } from '@/components/portfolio/Manifesto'
+import { OperatorProfile } from '@/components/portfolio/OperatorProfile'
+import { PortfolioNav } from '@/components/portfolio/PortfolioNav'
+import { StatusBar } from '@/components/portfolio/StatusBar'
+import { WorkIndex } from '@/components/portfolio/WorkIndex'
+import { getPosts } from '@/lib/posts'
+import { hero } from '@/lib/portfolio'
+
+export const metadata: Metadata = {
+  title: 'Krishna Ayyalasomayajula — Systems Engineer',
+  description: hero.subline,
+  openGraph: {
+    images: ['/og.png'],
+  },
+}
+
+export default async function HomePage() {
+  const posts = (await getPosts()).slice(0, 4)
 
-export default function HomePage() {
   return (
-    <div className="flex min-h-screen flex-col items-center justify-center gap-6 bg-blacksite-bg px-6 text-center text-blacksite-text">
-      {/* Temporary placeholder until the portfolio landing is implemented in P5. */}
-      <h1 className="font-display text-4xl font-semibold tracking-tight sm:text-6xl">
-        Krishna Ayyalasomayajula
-      </h1>
-      <Link
-        href="/blog/"
-        className="font-mono text-xs uppercase tracking-[0.22em] text-signal-cyan underline-offset-4 transition hover:text-signal-orange hover:underline"
-      >
-        Field Notes
-      </Link>
+    <div className="min-h-screen bg-blacksite-bg text-blacksite-text">
+      <StatusBar />
+      <PortfolioNav />
+      <Hero />
+      <FeaturedDossier />
+      <WorkIndex />
+      <Manifesto />
+      <CapabilityRows />
+      <OperatorProfile />
+      <FieldNotes posts={posts} />
+      <ContactTerminal />
+      <ClosingCta />
+      <CommandPalette />
     </div>
   )
 }