feat(iwork): 扩展iWork集成功能支持通用流程创建和回调处理

- 添加通用流程创建接口支持透传任意业务参数
- 实现流程创建日志记录功能包括requestId、workflowId等关键信息
- 增强文件回调处理记录日志并发送MQ通知业务系统
- 添加iWork业务回调消息测试消费者用于验证回调机制
- 在模板模块合同详情中增加业务附件列表展示功能
- 更新应用配置忽略缓存新增iWork印章日志表配置项

sql/dm/iwork_workflow_log.sql

@@ -0,0 +1,38 @@
+-- iWork 流程创建日志表（达梦数据库）
+CREATE TABLE system_iwork_workflow_log (
+    id BIGINT NOT NULL,
+    request_id VARCHAR(64) NOT NULL,
+    workflow_id BIGINT,
+    business_code VARCHAR(128),
+    biz_callback_key VARCHAR(255),
+    raw_request VARCHAR(2000),
+    status VARCHAR(32),
+    creator VARCHAR(64) DEFAULT '',
+    create_time TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    updater VARCHAR(64) DEFAULT '',
+    update_time TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    deleted SMALLINT NOT NULL DEFAULT 0,
+    tenant_id BIGINT NOT NULL DEFAULT 0,
+    PRIMARY KEY (id)
+);
+
+-- 添加注释
+COMMENT ON TABLE system_iwork_workflow_log IS 'iWork 流程创建日志';
+COMMENT ON COLUMN system_iwork_workflow_log.id IS '主键';
+COMMENT ON COLUMN system_iwork_workflow_log.request_id IS 'iWork 返回的请求编号';
+COMMENT ON COLUMN system_iwork_workflow_log.workflow_id IS '流程模板 ID';
+COMMENT ON COLUMN system_iwork_workflow_log.business_code IS '业务编码';
+COMMENT ON COLUMN system_iwork_workflow_log.biz_callback_key IS '业务回调标识';
+COMMENT ON COLUMN system_iwork_workflow_log.raw_request IS '创建请求原始参数';
+COMMENT ON COLUMN system_iwork_workflow_log.status IS '流程状态';
+COMMENT ON COLUMN system_iwork_workflow_log.creator IS '创建者';
+COMMENT ON COLUMN system_iwork_workflow_log.create_time IS '创建时间';
+COMMENT ON COLUMN system_iwork_workflow_log.updater IS '更新者';
+COMMENT ON COLUMN system_iwork_workflow_log.update_time IS '更新时间';
+COMMENT ON COLUMN system_iwork_workflow_log.deleted IS '是否删除';
+COMMENT ON COLUMN system_iwork_workflow_log.tenant_id IS '租户编号';
+
+-- 创建唯一索引
+CREATE UNIQUE INDEX uk_request_id ON system_iwork_workflow_log(request_id);
+
+