chore(ideai): sync tickets #43/#140 + skills index + agent context

Ticket #43 carnet reflects activationScope in the plugin manifest
example; ticket #140 closed; skills index/content refreshed.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

.ideai/tickets/index.json

@@ -1812,7 +1812,7 @@
       "issueRef": "#140",
       "path": "140",
       "title": "[Bug] je ne peux pas editer le context projet d'un agent a la main",
-      "status": "open",
+      "status": "closed",
       "priority": "medium",
       "sprint": null,
       "assignedAgentIds": [
@@ -1821,7 +1821,7 @@
       "createdBy": {
         "kind": "user"
       },
-      "updatedAt": 1785760014957
+      "updatedAt": 1785760572251
     }
   ]
 }