List extended session states

curl --request GET \
  --url https://api.coralcloud.ai/api/v1/local/namespace/{namespace}/extended \
  --header 'Authorization: Bearer <token>'

[
  {
    "base": {
      "id": "<string>",
      "timestamp": "<string>",
      "namespace": "<string>",
      "status": {
        "type": "closing",
        "executionTime": "<string>",
        "closingTime": "<string>"
      },
      "annotations": {}
    },
    "agents": [
      {
        "name": "<string>",
        "registryAgentIdentifier": {
          "name": "<string>",
          "version": "<string>",
          "registrySourceId": {
            "type": "linked",
            "linkedServerId": "<string>"
          }
        },
        "status": {
          "type": "running",
          "connectionStatus": {
            "type": "connected",
            "communicationStatus": {
              "type": "sleeping"
            }
          },
          "startTime": "<string>"
        },
        "links": [
          "<string>"
        ],
        "annotations": {},
        "description": "<string>"
      }
    ],
    "threads": [
      {
        "id": "<string>",
        "name": "<string>",
        "creatorName": "<string>",
        "participants": [
          "<string>"
        ],
        "messages": [
          {
            "id": "<string>",
            "threadId": "<string>",
            "text": "<string>",
            "senderName": "<string>",
            "mentionNames": [
              "<string>"
            ],
            "timestamp": "<string>"
          }
        ],
        "state": {
          "state": "closed",
          "summary": "<string>",
          "timestamp": "<string>"
        },
        "timestamp": "<string>"
      }
    ]
  }
]