kb: expand authorized lab coverage and intel automation

04-server-security/infrastructure/README.md

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+# 基础设施与关联面分析
+
+> `LAB ONLY` | `AUTHORIZED TARGETS ONLY`
+
+该目录用于自有或授权资产的同 IP、同证书、同反向代理和同服务面关联分析。核心目标是减少“只看单站点”的误判，识别共享边界带来的风险传播。
+
+- 工具入口: [site-scope-mapper.py](/Users/x/websafe/04-server-security/infrastructure/tools/site-scope-mapper.py)
+- 方法说明: [associated-site-analysis.md](/Users/x/websafe/09-scope-and-targeting/associated-site-analysis.md)