forked from Rockachopa/Timmy-time-dashboard
Add full pytest-cov configuration with fail_under=60% threshold, HTML/XML report targets, and proper exclude_lines. Fix websocket history test to use public broadcast() API instead of manually manipulating internals. Audit confirmed 491 tests at 71.2% coverage. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>