feat: Add comprehensive Jest test suite (209 tests)

- Add Jest configuration for TypeScript testing
- Add security utilities tests (44 tests)
- Add Zod validation tests (34 tests)
- Add cursor pagination tests (25 tests)
- Add query builder tests (38 tests)
- Add tools structure validation (68 tests)
- All 164 tools validated for correct structure
- Version bump to 1.3.4

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

CLAUDE.md

@@ -6,7 +6,7 @@ This file provides guidance to Claude Code (claude.ai/code) when working with co
 
 MCP server for direct PostgreSQL access to Outline Wiki database. Follows patterns established by `mcp-desk-crm-sql-v3`.
 
-**Version:** 1.3.2
+**Version:** 1.3.4
 **Total Tools:** 164 tools across 33 modules
 **Production:** hub.descomplicar.pt (via SSH tunnel)