seo: GA4, breadcrumbs JSON-LD, IndexNow post-deploy, llms.txt

- Add GA4 (G-C9J0D8FFH3) to root layout alongside Yandex.Metrika
- Add BreadcrumbList JSON-LD schema to all inner pages
- Add scripts/indexnow.mjs — submits 30 URLs to IndexNow + Yandex on deploy
- Add indexnow to postdeploy step in package.json
- Update llms.txt with all 8 services and new pages (about/clients/partners)

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

src/app/[lang]/about/page.tsx

@@ -1,5 +1,6 @@
 import type { Metadata } from 'next'
 import { getDictionary, LOCALES, type Locale } from '@/lib/i18n'
+import { breadcrumbSchema } from '@/lib/breadcrumbs'
 import AboutSection from '@/components/sections/AboutSection'
 
 export function generateStaticParams() {
@@ -37,9 +38,14 @@ export default async function AboutPage({ params }: { params: Promise<{ lang: st
   const { lang: langStr } = await params
   const lang = langStr as Locale
   const d = getDictionary(lang)
+  const isRu = lang === 'ru'
   return (
     <div className="pt-16">
       <AboutSection d={d} standalone />
+      <script type="application/ld+json" dangerouslySetInnerHTML={{ __html: JSON.stringify(breadcrumbSchema([
+        { name: isRu ? 'Главная' : 'Home', url: `https://sag24.ru/${lang}/` },
+        { name: isRu ? 'О компании' : 'About', url: `https://sag24.ru/${lang}/about/` },
+      ])) }} />
     </div>
   )
 }

src/app/[lang]/clients/page.tsx

@@ -1,5 +1,6 @@
 import type { Metadata } from 'next'
 import { getDictionary, LOCALES, type Locale } from '@/lib/i18n'
+import { breadcrumbSchema } from '@/lib/breadcrumbs'
 import ClientsSection from '@/components/sections/ClientsSection'
 
 export function generateStaticParams() {
@@ -37,9 +38,14 @@ export default async function ClientsPage({ params }: { params: Promise<{ lang:
   const { lang: langStr } = await params
   const lang = langStr as Locale
   const d = getDictionary(lang)
+  const isRu = lang === 'ru'
   return (
     <div className="pt-16">
       <ClientsSection d={d} standalone />
+      <script type="application/ld+json" dangerouslySetInnerHTML={{ __html: JSON.stringify(breadcrumbSchema([
+        { name: isRu ? 'Главная' : 'Home', url: `https://sag24.ru/${lang}/` },
+        { name: isRu ? 'Клиенты' : 'Clients', url: `https://sag24.ru/${lang}/clients/` },
+      ])) }} />
     </div>
   )
 }

src/app/[lang]/faq/page.tsx

@@ -1,5 +1,6 @@
 import type { Metadata } from 'next'
 import { getDictionary, LOCALES, type Locale } from '@/lib/i18n'
+import { breadcrumbSchema } from '@/lib/breadcrumbs'
 import FaqSection from '@/components/sections/FaqSection'
 
 export function generateStaticParams() {
@@ -49,13 +50,15 @@ export default async function FaqPage({ params }: { params: Promise<{ lang: stri
     })),
   }
 
+  const isRu = lang === 'ru'
   return (
     <div className="pt-16">
       <FaqSection d={d} standalone />
-      <script
-        type="application/ld+json"
-        dangerouslySetInnerHTML={{ __html: JSON.stringify(faqSchema) }}
-      />
+      <script type="application/ld+json" dangerouslySetInnerHTML={{ __html: JSON.stringify(faqSchema) }} />
+      <script type="application/ld+json" dangerouslySetInnerHTML={{ __html: JSON.stringify(breadcrumbSchema([
+        { name: isRu ? 'Главная' : 'Home', url: `https://sag24.ru/${lang}/` },
+        { name: 'FAQ', url: `https://sag24.ru/${lang}/faq/` },
+      ])) }} />
     </div>
   )
 }

src/app/[lang]/kontakty/page.tsx

@@ -1,5 +1,6 @@
 import type { Metadata } from 'next'
 import { getDictionary, LOCALES, type Locale } from '@/lib/i18n'
+import { breadcrumbSchema } from '@/lib/breadcrumbs'
 import ContactForm from '@/components/ui/ContactForm'
 import { Phone, Mail, MapPin } from 'lucide-react'
 
@@ -128,10 +129,11 @@ export default async function KontaktyPage({ params }: { params: Promise<{ lang:
           </div>
         </div>
       </section>
-      <script
-        type="application/ld+json"
-        dangerouslySetInnerHTML={{ __html: JSON.stringify(localBusinessSchema) }}
-      />
+      <script type="application/ld+json" dangerouslySetInnerHTML={{ __html: JSON.stringify(localBusinessSchema) }} />
+      <script type="application/ld+json" dangerouslySetInnerHTML={{ __html: JSON.stringify(breadcrumbSchema([
+        { name: lang === 'ru' ? 'Главная' : 'Home', url: `https://sag24.ru/${lang}/` },
+        { name: lang === 'ru' ? 'Контакты' : 'Contact', url: `https://sag24.ru/${lang}/kontakty/` },
+      ])) }} />
     </div>
   )
 }

src/app/[lang]/partners/page.tsx

@@ -1,5 +1,6 @@
 import type { Metadata } from 'next'
 import { getDictionary, LOCALES, type Locale } from '@/lib/i18n'
+import { breadcrumbSchema } from '@/lib/breadcrumbs'
 import PartnersSection from '@/components/sections/PartnersSection'
 
 export function generateStaticParams() {
@@ -37,9 +38,14 @@ export default async function PartnersPage({ params }: { params: Promise<{ lang:
   const { lang: langStr } = await params
   const lang = langStr as Locale
   const d = getDictionary(lang)
+  const isRu = lang === 'ru'
   return (
     <div className="pt-16">
       <PartnersSection d={d} standalone />
+      <script type="application/ld+json" dangerouslySetInnerHTML={{ __html: JSON.stringify(breadcrumbSchema([
+        { name: isRu ? 'Главная' : 'Home', url: `https://sag24.ru/${lang}/` },
+        { name: isRu ? 'Партнёры' : 'Partners', url: `https://sag24.ru/${lang}/partners/` },
+      ])) }} />
     </div>
   )
 }

src/app/[lang]/uslugi/[slug]/page.tsx

@@ -3,6 +3,7 @@ import Link from 'next/link'
 import { notFound } from 'next/navigation'
 import { getDictionary, LOCALES, type Locale } from '@/lib/i18n'
 import { SERVICE_SLUGS } from '@/lib/services'
+import { breadcrumbSchema } from '@/lib/breadcrumbs'
 import { Server, Shield, Headphones, Camera, Network, HardDrive, Phone, Cloud, CheckCircle2, ChevronRight } from 'lucide-react'
 
 const ICONS = [Server, Shield, Headphones, Camera, Network, HardDrive, Phone, Cloud]
@@ -109,6 +110,14 @@ export default async function ServicePage({ params }: { params: Promise<{ lang:
         </Link>
       </div>
 
+      <script
+        type="application/ld+json"
+        dangerouslySetInnerHTML={{ __html: JSON.stringify(breadcrumbSchema([
+          { name: lang === 'ru' ? 'Главная' : 'Home', url: `https://sag24.ru/${lang}/` },
+          { name: lang === 'ru' ? 'Услуги' : 'Services', url: `https://sag24.ru/${lang}/uslugi/` },
+          { name: svc.title, url: `https://sag24.ru/${lang}/uslugi/${slug}/` },
+        ])) }}
+      />
       <script
         type="application/ld+json"
         dangerouslySetInnerHTML={{

src/app/[lang]/uslugi/page.tsx

@@ -1,6 +1,7 @@
 import type { Metadata } from 'next'
 import Link from 'next/link'
 import { getDictionary, LOCALES, type Locale } from '@/lib/i18n'
+import { breadcrumbSchema } from '@/lib/breadcrumbs'
 import { Server, Shield, Headphones, Camera, Network, HardDrive, Phone, Cloud } from 'lucide-react'
 
 export function generateStaticParams() {
@@ -78,6 +79,10 @@ export default async function UslugiPage({ params }: { params: Promise<{ lang: s
           </div>
         </div>
       </section>
+      <script type="application/ld+json" dangerouslySetInnerHTML={{ __html: JSON.stringify(breadcrumbSchema([
+        { name: lang === 'ru' ? 'Главная' : 'Home', url: `https://sag24.ru/${lang}/` },
+        { name: lang === 'ru' ? 'Услуги' : 'Services', url: `https://sag24.ru/${lang}/uslugi/` },
+      ])) }} />
     </div>
   )
 }

src/app/layout.tsx

@@ -24,6 +24,14 @@ export default function RootLayout({ children }: { children: React.ReactNode })
         <link rel="icon" type="image/svg+xml" href="/favicon.svg" />
         <link rel="apple-touch-icon" href="/apple-touch-icon.png" />
         <Script src="https://challenges.cloudflare.com/turnstile/v0/api.js" strategy="lazyOnload" />
+        {/* Google Analytics GA4 */}
+        <Script src="https://www.googletagmanager.com/gtag/js?id=G-C9J0D8FFH3" strategy="afterInteractive" />
+        <Script id="ga4" strategy="afterInteractive">{`
+          window.dataLayer = window.dataLayer || [];
+          function gtag(){dataLayer.push(arguments);}
+          gtag('js', new Date());
+          gtag('config', 'G-C9J0D8FFH3');
+        `}</Script>
         {/* Yandex.Metrika */}
         <Script id="ym" strategy="afterInteractive">{`
           (function(m,e,t,r,i,k,a){m[i]=m[i]||function(){(m[i].a=m[i].a||[]).push(arguments)};