feat(sprint-5.5): add NestJS API, BlockMetaBar, block components + fix Vercel build

- Add vercel.json to build only apps/web (fix Vercel build failure)
- NestJS API: BlocksModule, BlocksController, BlocksService with Prisma 7
- PostgreSQL migration: Block model (path, version, isInPreview)
- BlockMetaBar component: inline version edit, API fetch with offline fallback
- New block components: CeoBlock, ContactFormsBlock, FooterBlock, NewsBlock, ReviewsBlock
- PreviewClient: fetch isInPreview from API, block visibility toggle
- Pages updated: hero, doctors, ceo, contact-forms, contact, news, reviews
- docker-compose: PostgreSQL on port 5434

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

apps/web/app/blocks/news/page.tsx

@@ -1,5 +1,7 @@
 import type { Metadata } from "next";
 import { LlmBlock, LlmSection, LlmTable, LlmRules } from "@/components/llm/LlmBlock";
+import { BlockMetaBar } from "@/components/ui/BlockMetaBar";
+import { NewsBlock } from "@/components/blocks/NewsBlock";
 
 export const metadata: Metadata = {
   title: "Блок «Новости». Цифровой брендбук Клиники ухо, горло, нос им. проф. Е.Н.Оленевой",
@@ -79,6 +81,7 @@ export default function NewsBlockPage() {
         <h1 className="text-2xl font-bold mb-2" style={{ color: "var(--bb-text)" }}>
           Блок «Новости»
         </h1>
+        <BlockMetaBar path="/blocks/news" defaultVersion="v1.0" defaultIsInPreview={false} />
         <p className="text-sm" style={{ color: "var(--bb-text-muted)" }}>
           Блок новостей с perm.oclinica.ru/lor — 4 карточки в ряд (дата + заголовок-ссылка),
           кнопка «Все новости».
@@ -90,42 +93,7 @@ export default function NewsBlockPage() {
         <h2 className="font-semibold text-base" style={{ color: "var(--bb-text)" }}>
           Живой пример
         </h2>
-        <div
-          className="rounded-xl p-8 space-y-6"
-          style={{ background: "#fff", border: "1px solid var(--bb-border)" }}
-        >
-          <h2 className="text-xl font-bold" style={{ color: "#111827" }}>
-            Новости
-          </h2>
-          <div className="grid grid-cols-2 md:grid-cols-4 gap-4">
-            {MOCK_NEWS.map((n) => (
-              <div
-                key={n.date}
-                className="bb-news-card rounded-lg p-3 cursor-pointer"
-                style={{
-                  border: "1px solid var(--bb-border)",
-                  transition: "background 0.15s, box-shadow 0.15s",
-                }}
-              >
-                <p className="text-xs mb-2" style={{ color: "#6b7280" }}>
-                  {n.date}
-                </p>
-                <a
-                  href={n.href}
-                  className="text-sm font-medium leading-snug block"
-                  style={{ color: "#0089c3", textDecoration: "none" }}
-                >
-                  {n.title}
-                </a>
-              </div>
-            ))}
-          </div>
-          <div className="text-center">
-            <button className="bb-btn bb-btn-md bb-btn-outline">
-              Все новости
-            </button>
-          </div>
-        </div>
+        <NewsBlock />
       </section>
 
       {/* Анатомия карточки */}