Add hooks and CLAUDE.md resource types with install/uninstall scripts

Introduces two new resource types (hooks, claude-md) with full CRUD,
   visual hook config editor, section-delimited CLAUDE.md installs,
   uninstall endpoints, and shell injection hardening in sync scripts.

data/skills/testeo/SKILL.md

@@ -0,0 +1,10 @@
+---
+name: testeo
+description: Un test de skill
+tags: test
+allowed-tools: Bash, Read, Write, Edit
+model: claude-opus-4-6
+agent: Plan
+---
+
+# Es solo un prueba