补充内容: - 5个测试文件: water_data_model_test, auth_service_test, home_page_test, login_page_test, constants_test - 4个业务文件: inspection_tasks_page, revenue_page, water_service, custom_card 解决PM审核问题: - 补充 test/ 目录下的单元测试和Widget测试 - 补齐home_page引用的巡检和营收页面 - 补齐water_monitoring_page引用的water_service和custom_card by bot_qa