Remove duplicate classify.py copy from tests directory

Fix test assertions after history cleanup

Fix lint: sort sentry imports in logging.py

Add GitHub Copilot and GPT-CLI setup guides, update tool count to 108

Add Sentry error capture and logging integration

Sanitize hostname examples in docstrings and tests

Add audit log tool for host creation dates and change history

Add parent metric resolution for proxy sub-hosts

Fix lint: unused imports, import sorting, branch combine

Add host availability, recent changes, MCP resources (107 tools)

Add friendly error for Zabbix permission failures

Bump pygments>=2.20.0 and cryptography>=46.0.6 (security)

Fix indentation in report modules after comment cleanup

Fix CI lint: use ternary for hostname fallback

Fix false hostname from trigger prefix: show [trigger name] instead