Add SRE use case support note

Author: a-a-k

assets/i18n/en.json

@@ -126,7 +126,11 @@
     "sre": {
       "badge": "Most mature: public MVP + experiments",
       "title": "SRE and digital infrastructure",
-      "text": "Sheaft evaluates resilience of software systems before release and between releases. It builds service graphs from traces or topology artifacts, simulates dependency failures, and returns a gate or posture verdict for critical user journeys.",
+      "text": "Sheaft evaluates resilience of software systems before release and between releases. It builds service graphs from trace data or topology artifacts, simulates dependency failures, and returns a gate or posture verdict for critical user journeys.",
+      "support": "Digital infrastructure is graph-structured operational infrastructure. Services, APIs, queues, databases, replicas, release policies and user operations form one dependency graph.",
+      "links": {
+        "proof": "Validation evidence"
+      },
       "inputs": [
         "Traces/OTLP",
         "Service topology",

assets/i18n/ru.json

@@ -127,6 +127,10 @@
       "badge": "Самый зрелый сценарий: публичный MVP и эксперименты",
       "title": "SRE и цифровая инфраструктура",
       "text": "Sheaft оценивает устойчивость программных систем до релиза и между релизами. Он строит сервисный граф по данным трассировки или топологическим файлам, моделирует отказы зависимостей и показывает риск для критических пользовательских сценариев.",
+      "support": "Цифровая инфраструктура тоже устроена как операционный граф: сервисы, API, очереди, базы данных, реплики, правила релизов и пользовательские операции связаны зависимостями.",
+      "links": {
+        "proof": "Проверка и эксперименты"
+      },
       "inputs": [
         "Данные трассировки/OTLP",
         "Сервисная топология",

index.html

@@ -262,7 +262,11 @@ <h2 id="use-cases-title" class="section-title" data-i18n="useCases.title">Three
                     <article class="use-case-card">
                         <span class="card-badge" data-i18n="useCases.sre.badge">Most mature: public MVP + experiments</span>
                         <h3 data-i18n="useCases.sre.title">SRE and digital infrastructure</h3>
-                        <p data-i18n="useCases.sre.text">Sheaft evaluates resilience of software systems before release and between releases. It builds service graphs from traces or topology artifacts, simulates dependency failures, and returns a gate or posture verdict for critical user journeys.</p>
+                        <p data-i18n="useCases.sre.text">Sheaft evaluates resilience of software systems before release and between releases. It builds service graphs from trace data or topology artifacts, simulates dependency failures, and returns a gate or posture verdict for critical user journeys.</p>
+                        <p class="supporting-note">
+                            <span data-i18n="useCases.sre.support">Digital infrastructure is graph-structured operational infrastructure. Services, APIs, queues, databases, replicas, release policies and user operations form one dependency graph.</span>
+                            <a href="#proof" data-i18n="useCases.sre.links.proof">Validation evidence</a>
+                        </p>
                         <div class="io-grid">
                             <div>
                                 <h4 data-i18n="useCases.inputsTitle">Inputs</h4>