Release v5.4.0: Skill-Based Search Migration & Progressive Disclosure

Version Bump:
- package.json: 5.3.0 → 5.4.0
- .claude-plugin/marketplace.json: 5.3.0 → 5.4.0
- plugin/.claude-plugin/plugin.json: 5.3.0 → 5.4.0
- CLAUDE.md: 5.3.0 → 5.4.0

Breaking Changes:
- MCP search tools removed (replaced with skill-based search)
- No user action required - migration is transparent

Major Features:
- Skill-based search architecture (~2,250 token savings per session)
- Progressive disclosure pattern (skill frontmatter ~250 tokens)
- 10 HTTP API endpoints for search operations
- Natural language queries replace MCP tool syntax

Technical Changes:
- Removed MCP search server registration
- Added search skill with comprehensive documentation
- Updated all documentation to reflect new architecture
- HTTP API endpoints in worker service

Migration Notes:
- Users: No action required, searches work identically
- Developers: MCP server source kept for reference

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

plugin/.claude-plugin/plugin.json

@@ -1,6 +1,6 @@
 {
   "name": "claude-mem",
-  "version": "5.3.0",
+  "version": "5.4.0",
   "description": "Persistent memory system for Claude Code - seamlessly preserve context across sessions",
   "author": {
     "name": "Alex Newman"