Add Drupal headless stack with Next.js frontend

- Add Next.js frontend service (nextjs) with Dockerfile and source
- Update docker-compose.yml: image names, Drupal 11.3.3, nextjs service
- Add docker-compose.override.yml.disabled for dev hot-reload
- Add install-headless-modules.sh for OAuth/JSON:API module setup
- Add README.md with full setup and configuration guide
- Update nginx/Dockerfile and nginx.conf.template for cms. subdomain
- Update drupal/Dockerfile PHP-FPM build args
- Gitignore **/.vscode/ to prevent IDE workspace files from being tracked

drupal/nextjs/app/page.tsx

@@ -0,0 +1,30 @@
+import { HomeHero } from "@/components/home-hero"
+
+// Force dynamic so HomeAbout fetches at request time (OAuth env vars available in container, not at build).
+export const dynamic = "force-dynamic"
+import { HomeAbout } from "@/components/home-about"
+import { HomeServices } from "@/components/home-services"
+import { HomeProjects } from "@/components/home-projects"
+import { HomeClients } from "@/components/home-clients"
+import { HomeJourneyBackground } from "@/components/home-journey-background"
+import { ScrollRevealSection } from "@/components/scroll-reveal-section"
+
+export default function HomePage() {
+  return (
+    <HomeJourneyBackground>
+      <ScrollRevealSection initialVisible>
+        <HomeHero />
+      </ScrollRevealSection>
+        <HomeAbout />
+      <div className="animate-fade-in-on-load-delayed">
+        <HomeServices />
+      </div>
+      <ScrollRevealSection>
+        <HomeClients />
+      </ScrollRevealSection>
+      <ScrollRevealSection>
+        <HomeProjects />
+      </ScrollRevealSection>
+    </HomeJourneyBackground>
+  )
+}