{
  "lexicon": 1,
  "id": "org.latha.strata.getIslands",
  "defs": {
    "main": {
      "type": "query",
      "description": "List derived islands with their strata analysis. Returns islands that have been derived and stored, sorted by vertex count descending.",
      "parameters": {
        "type": "params",
        "properties": {
          "limit": {
            "type": "integer",
            "minimum": 1,
            "maximum": 100,
            "default": 50,
            "description": "Maximum number of islands to return."
          },
          "cursor": {
            "type": "string",
            "description": "Pagination cursor from a previous response."
          }
        }
      },
      "output": {
        "encoding": "application/json",
        "schema": {
          "type": "object",
          "required": ["islands"],
          "properties": {
            "cursor": {
              "type": "string"
            },
            "islands": {
              "type": "array",
              "items": {
                "type": "ref",
                "ref": "#islandSummary"
              }
            }
          }
        }
      }
    },
    "islandSummary": {
      "type": "object",
      "required": ["id", "lexmin", "vertexCount", "edgeCount"],
      "properties": {
        "id": {
          "type": "string",
          "description": "Stable ID: truncated SHA-256 of the lexmin vertex."
        },
        "lexmin": {
          "type": "string",
          "description": "Lexicographically smallest vertex — the canonical reference."
        },
        "vertexCount": {
          "type": "integer"
        },
        "edgeCount": {
          "type": "integer"
        },
        "title": {
          "type": "string",
          "description": "Strata analysis title, if available."
        },
        "recordUri": {
          "type": "string",
          "format": "at-uri",
          "description": "AT URI of the org.latha.strata record, if analyzed."
        }
      }
    }
  }
}