Use configured version in Contracts homepage

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

site/templates/index.html

@@ -93,7 +93,7 @@
 <body>
 <div class="topbar">
   <img src="/static/logo.svg" alt="Nubes">
-  <span class="title">Сверка договоров — LLM AI-driven Event Sourcing <span style="font-weight:400;color:var(--muted);font-size:12px;">v2.0.21</span></span>
+  <span class="title">Сверка договоров — LLM AI-driven Event Sourcing <span style="font-weight:400;color:var(--muted);font-size:12px;">v{{ config["VERSION"] }}</span></span>
   <div id="pipelineStepper" style="display:flex;gap:8px;font-size:11px;align-items:center;color:var(--muted);">
     <span id="stepUpload">○ Загрузка</span><span>→</span>
     <span id="stepClassify">○ Классификация</span><span>→</span>
@@ -227,12 +227,12 @@
   </div>
 </div>
 
-<script src="/file-picker/file-picker.iife.js"></script>
-<script src="/static/state.js?v=2.0.21"></script>
-<script src="/static/app_utils.js?v=2.0.21"></script>
-<script src="/static/files.js?v=2.0.21"></script>
-<script src="/static/groups.js?v=2.0.21"></script>
-<script src="/static/compare.js?v=2.0.21"></script>
-<script src="/static/app.js?v=2.0.21"></script>
+<script src="/file-picker/file-picker.iife.js?v={{ config['VERSION'] }}"></script>
+<script src="/static/state.js?v={{ config['VERSION'] }}"></script>
+<script src="/static/app_utils.js?v={{ config['VERSION'] }}"></script>
+<script src="/static/files.js?v={{ config['VERSION'] }}"></script>
+<script src="/static/groups.js?v={{ config['VERSION'] }}"></script>
+<script src="/static/compare.js?v={{ config['VERSION'] }}"></script>
+<script src="/static/app.js?v={{ config['VERSION'] }}"></script>
 </body>
 </html>