fix: integrate recent hook and docs PRs (#1905)

Integrates useful changes from #1882, #1884, #1889, #1893, #1898, #1899, and #1903:
- fix rule install docs to preserve language directories
- correct Ruby security command examples
- harden dev-server hook command-substitution parsing
- add Prisma patterns skill and catalog/package surfaces
- allow first-time protected config creation while blocking existing configs
- read cost metrics from Stop hook transcripts
- emit suggest-compact additionalContext on stdout

Co-authored-by: Jamkris <dltmdgus1412@gmail.com>
Co-authored-by: Levi-Evan <levishantz@gmail.com>
Co-authored-by: gaurav0107 <gauravdubey0107@gmail.com>
Co-authored-by: richm-spp <richard.millar@salarypackagingplus.com.au>
Co-authored-by: zomia <zomians@outlook.jp>
Co-authored-by: donghyeun02 <donghyeun02@gmail.com>

docs/zh-CN/AGENTS.md

@@ -1,6 +1,6 @@
 # Everything Claude Code (ECC) — 智能体指令
 
-这是一个**生产就绪的 AI 编码插件**，提供 60 个专业代理、228 项技能、75 条命令以及自动化钩子工作流，用于软件开发。
+这是一个**生产就绪的 AI 编码插件**，提供 60 个专业代理、229 项技能、75 条命令以及自动化钩子工作流，用于软件开发。
 
 **版本:** 2.0.0-rc.1
 
@@ -147,7 +147,7 @@
 
 ```
 agents/          — 60 个专业子代理
-skills/          — 228 个工作流技能和领域知识
+skills/          — 229 个工作流技能和领域知识
 commands/        — 75 个斜杠命令
 hooks/           — 基于触发的自动化
 rules/           — 始终遵循的指导方针（通用 + 每种语言）