chore(tickets): clôture #162 (QA verte) — sync miroir tickets

#162 (fondation slash-commands) fermé après merge de
feature/162-slash-commands-foundation dans develop. Sync du miroir local.

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

.ideai/tickets/index.json

@@ -2128,7 +2128,7 @@
       "issueRef": "#162",
       "path": "162",
       "title": "Slash commands foundation for custom CLI",
-      "status": "open",
+      "status": "closed",
       "priority": "high",
       "sprint": null,
       "assignedAgentIds": [
@@ -2138,7 +2138,7 @@
         "kind": "agent",
         "agent_id": "a6c6ea12-bfc6-4bdc-8031-324102dfa34d"
       },
-      "updatedAt": 1786018356424
+      "updatedAt": 1786020774315
     },
     {
       "issueRef": "#163",