chore: rename page titles from QuoteForge to OFS

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

web/templates/project_detail.html

@@ -1,4 +1,4 @@
-{{define "title"}}Проект - QuoteForge{{end}}
+{{define "title"}}Проект - OFS{{end}}
 
 {{define "content"}}
 <div class="space-y-4">
@@ -363,7 +363,7 @@ function renderVariantSelect() {
         if (item.uuid === projectUUID) {
             option.className += ' font-semibold text-gray-900';
             label.textContent = variantLabel;
-            document.title = (project && project.code ? project.code : '—') + ' / ' + variantLabel + ' — QuoteForge';
+            document.title = (project && project.code ? project.code : '—') + ' / ' + variantLabel + ' — OFS';
         }
         option.textContent = variantLabel;
         option.onclick = function() {