{
    "summary": [
        {
            "name": "pipeline_human_tasks",
            "title": "人工任务表",
            "primary": ["id"],
            "catelog": "entity"
        }
    ],
    "fields": [
        {"name": "id", "title": "主键ID", "type": "str", "length": 32, "nullable": "no"},
        {"name": "task_id", "title": "产线任务ID", "type": "str", "length": 32, "nullable": "no"},
        {"name": "step_name", "title": "步骤名称", "type": "str", "length": 64, "nullable": "no"},
        {"name": "version", "title": "版本号", "type": "int", "nullable": "no", "default": "1"},
        {"name": "task_type", "title": "任务类型", "type": "str", "length": 32, "nullable": "no"},
        {"name": "assignee_role", "title": "指派角色", "type": "str", "length": 64},
        {"name": "assignee_id", "title": "指派人ID", "type": "str", "length": 32},
        {"name": "form_schema", "title": "表单Schema(JSON)", "type": "longtext"},
        {"name": "result_data", "title": "提交结果(JSON)", "type": "longtext"},
        {"name": "status", "title": "任务状态", "type": "str", "length": 32, "nullable": "no", "default": "pending"},
        {"name": "submitted_by", "title": "提交人ID", "type": "str", "length": 32},
        {"name": "submitted_at", "title": "提交时间", "type": "timestamp"},
        {"name": "comments", "title": "备注", "type": "text"},
        {"name": "created_at", "title": "创建时间", "type": "timestamp", "nullable": "no"},
        {"name": "expired_at", "title": "过期时间", "type": "timestamp"}
    ],
    "indexes": [
        {"name": "idx_pht_task", "idxtype": "index", "idxfields": ["task_id"]},
        {"name": "idx_pht_step", "idxtype": "index", "idxfields": ["task_id", "step_name"]},
        {"name": "idx_pht_role", "idxtype": "index", "idxfields": ["assignee_role"]},
        {"name": "idx_pht_assignee", "idxtype": "index", "idxfields": ["assignee_id"]},
        {"name": "idx_pht_status", "idxtype": "index", "idxfields": ["status"]}
    ],
    "codes": [
        {"field": "task_type", "table": "appcodes_kv", "valuefield": "k", "textfield": "v", "cond": "parentid='human_task_type'"},
        {"field": "status", "table": "appcodes_kv", "valuefield": "k", "textfield": "v", "cond": "parentid='human_task_status'"}
    ]
}