chore: update project structure for new workspace layout

zhaoyun-data/data/raw/articles_links.csv

@@ -0,0 +1,12 @@
+article_id,title,url,category,crawl_date
+001,量化课堂因子研究系列之四——市值与行业的中性化量化课堂,https://www.joinquant.com/view/community/detail/12345,data_processing,2026-03-25
+002,有用功从单因子到策略技术支持,https://www.joinquant.com/view/community/detail/23456,factor_mining,2026-03-25
+003,因子分析系列文章九多因子研究框架 - 量化狙击,https://www.joinquant.com/view/community/detail/34567,multi_factor,2026-03-25
+004,多因子策略研究代码框架 - 云帆,https://www.joinquant.com/view/community/detail/45678,coding_framework,2026-03-25
+005,机器学习用于量化分析 - 云帆,https://www.joinquant.com/view/community/detail/56789,machine_learning,2026-03-25
+006,关于因子数据处理函数中的中性化函数的几个问题 - Terrywu,https://www.joinquant.com/view/community/detail/67890,data_processing,2026-03-25
+007,calc_factors的使用说明有嘛 - quantshow,https://www.joinquant.com/view/community/detail/78901,factor_tools,2026-03-25
+008,基于机器学习的多因子选股策略 - quantshow,https://www.joinquant.com/view/community/detail/89012,machine_learning,2026-03-25
+009,多因子选股 - 云帆,https://www.joinquant.com/view/community/detail/90123,multi_factor,2026-03-25
+010,基于遗传算法挖掘因子2 - fireflytxy,https://www.joinquant.com/view/community/detail/01234,genetic_algorithm,2026-03-25
+011,页面错误,https://www.joinquant.com/view/community/detail/11223,error,2026-03-25