目录一、项目背景详细介绍二、项目需求详细介绍三、相关技术详细介绍四、实现思路详细介绍五、完整实现代码六、代码详细解读七、项目详细总结八、项目常见问题及解答九、扩展方向与性能优化一、项目背景详细介绍
i have problem with has_many_polymorphs, maybe you can help me. I have some models class Issue < ActiveRecord::Base
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