docs(ideai): met à jour les tickets #18/#28 — score chronométré clos, backlog terminé

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

.ideai/tickets/index.json

@@ -197,11 +197,11 @@
       "issueRef": "#18",
       "path": "18",
       "title": "Ajouter un type de score spécial temps",
-      "status": "open",
+      "status": "closed",
       "priority": "medium",
       "sprint": null,
       "assignedAgentIds": [],
-      "updatedAt": 1784324398610
+      "updatedAt": 1784378420355
     },
     {
       "issueRef": "#19",
@@ -315,13 +315,13 @@
       "issueRef": "#28",
       "path": "28",
       "title": "[DevFrontend] Affichage du Score chrono dans le plan de séance et l'historique",
-      "status": "open",
+      "status": "closed",
       "priority": "medium",
       "sprint": null,
       "assignedAgentIds": [
         "9933c93a-b8a1-4164-a3bb-7063fdad747d"
       ],
-      "updatedAt": 1784328260662
+      "updatedAt": 1784378419582
     },
     {
       "issueRef": "#29",