document section reordering, leaderboard sections, bike comparison, yearly email
docs: add bike service email alerts to Features and Email-Notifications - Features.md: new 'Email alerts' subsection under Bike service tracker describing the per-part checkbox, warning/alert tiers, state tracking, and STRAVA_MY_BIKE_EMAIL config requirement - Email-Notifications.md: new 'Bike service alerts' section (first in the page) covering configuration, alert tiers table, and state reset Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Add full documentation wiki pages