Bump version to 7.1.13

Enhanced error handling and logging improvements:
- Standardized error messages across hooks and worker service
- Platform-aware restart instructions (macOS, Linux, Windows)
- Fixed false error logging from happy_path_error misuse
- Timezone-aware logging (uses local machine timezone instead of UTC)
- Comprehensive test coverage for error handling scenarios

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

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

plugin/.claude-plugin/plugin.json

@@ -1,6 +1,6 @@
 {
   "name": "claude-mem",
-  "version": "7.1.12",
+  "version": "7.1.13",
   "description": "Persistent memory system for Claude Code - seamlessly preserve context across sessions",
   "author": {
     "name": "Alex Newman"