feat: phase 3 redesign, game images, auth system, vm guides, service isolation

- Redesign all internal pages to warm/gold aesthetic (catalog, game detail,
  documentary, about, donate, community, guides, contact, server-status,
  login, profile, admin, not-found)
- Add real cover images for all 4 games via Strapi CMS with getImageUrl helper
- Integrate NextAuth v5 with Authentik OIDC authentication
- Add new public pages: community, guides, contact, server-status
- Add new protected pages: login, profile, admin dashboard
- Remove legacy AFC/MercadoPago system entirely
- Add Docker Compose split files for service isolation (main, auth, fusionfall, nier)
- Add OpenFusion VM deployment configs (config.vm.ini, systemd service, README-VM)
- Add NieR Reincarnation server guide and desktop client guide
- Add architecture docs for multi-VM deployment
- Add healthcheck, SSE, contact, newsletter, admin API routes
- Add reusable UI components, skeleton loaders, activity feed, bookmark system
- Update deployment and game server documentation

docker/docker-compose.nier.yml

@@ -0,0 +1,29 @@
+# =============================================================================
+# VM: NieR Reincarnation Server
+# IP Privada: 10.0.0.70
+# Puertos Publicos: 80, 443
+# =============================================================================
+
+services:
+  nier-server:
+    build:
+      context: ../servers/nier-reincarnation
+      dockerfile: Dockerfile
+    image: nier/server:latest
+    container_name: nier-server
+    restart: unless-stopped
+    ports:
+      - "80:80"
+      - "443:443"
+    volumes:
+      - nier_data:/data
+    environment:
+      ASPNETCORE_ENVIRONMENT: Production
+      ASPNETCORE_URLS: "http://0.0.0.0:80;https://0.0.0.0:443"
+    deploy:
+      resources:
+        limits:
+          memory: 1536M
+
+volumes:
+  nier_data: