{
  "summary": [
    {
      "name": "pbl_tool_registry",
      "comment": "工具注册表（13 启用 / 9 禁用含 pbl.publish）",
      "module": "pbl_agent_runtime",
      "engine": "mariadb",
      "charset": "utf8mb4",
      "tenant_scoped": true
    }
  ],
  "fields": [
    {
      "name": "tenant_id",
      "comment": "租户ID(强制打头)",
      "null": false,
      "type": "str",
      "length": 32
    },
    {
      "name": "id",
      "comment": "主键",
      "null": false,
      "type": "int",
      "length": 20,
      "unsigned": true,
      "auto_increment": true
    },
    {
      "name": "tool_key",
      "comment": "工具键",
      "null": false,
      "type": "str",
      "length": 64
    },
    {
      "name": "title",
      "comment": "标题",
      "null": false,
      "type": "str",
      "length": 128
    },
    {
      "name": "agent_scope",
      "comment": "作用域",
      "null": false,
      "type": "str",
      "length": 64
    },
    {
      "name": "permission_required",
      "comment": "所需权限",
      "null": false,
      "type": "str",
      "length": 64
    },
    {
      "name": "enabled",
      "comment": "启用",
      "null": false,
      "type": "bool"
    },
    {
      "name": "params_schema_json",
      "comment": "参数白名单Schema",
      "null": true,
      "type": "json"
    },
    {
      "name": "disabled_reason",
      "comment": "禁用原因",
      "null": false,
      "type": "str",
      "length": 64
    },
    {
      "name": "version_no",
      "comment": "版本",
      "null": false,
      "type": "int"
    },
    {
      "name": "created_at",
      "comment": "创建时间",
      "null": false,
      "type": "datetime"
    },
    {
      "name": "updated_at",
      "comment": "更新时间",
      "null": false,
      "type": "datetime"
    }
  ],
  "indexes": [
    {
      "name": "uk_tr_key",
      "unique": true,
      "fields": [
        "tenant_id",
        "tool_key"
      ]
    },
    {
      "name": "PRIMARY",
      "unique": true,
      "fields": [
        "id"
      ]
    }
  ],
  "codes": []
}