feat: update to June 2026 models (Claude Sonnet 4.6, Gemini 3.5 Flash), add glossary button, and implement cost factor quota & vision fallback

frontend/src/app/dashboard/glossaries/page.tsx

@@ -296,13 +296,22 @@ export default function GlossariesPage() {
                 </span>
               )}
               {glossaries.length > 0 && (
-                <Link
-                  href="/dashboard/translate"
-                  className="flex items-center gap-1.5 text-[11px] font-bold text-brand-accent hover:underline shrink-0"
-                >
-                  <ExternalLink size={12} />
-                  {t('glossaries.grid.goToTranslate')}
-                </Link>
+                <>
+                  <button
+                    onClick={() => setCreateDialogOpen(true)}
+                    className="premium-button px-4 py-2 text-[11px] uppercase tracking-widest !rounded-lg inline-flex items-center gap-1.5 cursor-pointer font-bold shrink-0 shadow-sm"
+                  >
+                    <Plus size={12} />
+                    {t('glossaries.createNew') || "Créer un glossaire"}
+                  </button>
+                  <Link
+                    href="/dashboard/translate"
+                    className="flex items-center gap-1.5 text-[11px] font-bold text-brand-accent hover:underline shrink-0"
+                  >
+                    <ExternalLink size={12} />
+                    {t('glossaries.grid.goToTranslate')}
+                  </Link>
+                </>
               )}
             </div>
           </div>