更新开发文档和技能索引，优化角色驱动的技能使用规范。调整了各角色的主技能和辅助技能的描述，确保开发者在不同目录下遵循相应的开发风格和流程。增加了变更关联检查的要求，确保代码变更后进行必要的检查以防漏改。

.cursor/scripts/db-exec/node_modules/named-placeholders/README.md

@@ -0,0 +1,27 @@
+[![NPM](https://nodei.co/npm/named-placeholders.png?downloads=true&stars=true)](https://nodei.co/npm/named-placeholders/)
+
+[![CI](https://github.com/mysqljs/named-placeholders/actions/workflows/ci.yml/badge.svg?branch=master)](https://github.com/mysqljs/named-placeholders/actions/workflows/ci.yml)
+
+# named-placeholders
+
+compiles "select foo where foo.id = :bar and foo.baz < :baz" into "select foo where foo.id = ? and foo.baz < ?" + ["bar", "baz"]
+
+## usage
+
+```sh
+npm install named-placeholders
+```
+
+see [this mysql2 discussion](https://github.com/sidorares/node-mysql2/issues/117)
+
+```js
+var mysql = require('mysql');
+var toUnnamed = require('named-placeholders')();
+
+var q = toUnnamed('select 1+:test', { test: 123 });
+mysql.createConnection().query(q[0], q[1]);
+```
+
+## credits
+
+parser is based on @mscdex code of his excellent [node-mariasql](https://github.com/mscdex/node-mariasql) library