Cal.com v6.1.10 — Release Notes & Engineering Impact

## What's Changed * feat: add tooltip for disabled Cancel button on past bookings by @eunjae-lee in https://github.com/calcom/cal.com/pull/27431 * fix: cache already-enabled feature opt-in status in local storage by @eunjae-lee in https://github.com/calcom/cal.com/pull/27393 * fix: show bookings shell headings when v3 disabled by @eunjae-lee in https://github.com/calcom/cal.com/pull/27433 * fix: filter KBar bookings to show only current user's upcoming bookings by @PeerRich in https://github.com/calcom/cal.com/pull/27447 * refactor: move Booker hooks from packages/features to apps/web/modules by @hbjORbj in https://github.com/calcom/cal.com/pull/27343 * feat: add Cal.com APIv2 skills for AI agents by @PeerRich in https://github.com/calcom/cal.com/pull/27445 * feat(salesforce): add field rules for round robin routing by @joeauyeung in https://github.com/calcom/cal.com/pull/27402 * fix: add guest limits and rate limiting to booking-guests endpoint by @ThyMinimalDev in https://github.com/calcom/cal.com/pull/27494 * fix: monthly proration test by @sean-brydon in https://github.com/calcom/cal.com/pull/27498 * fix: Resolve Blocking E2E Flakes by @anikdhabal in https://github.com/calcom/cal.com/pull/27501 * feat: add devin-finish-pr label as trigger for PR completion workflow by @keithwillcode in https://github.com/calcom/cal.com/pull/27504 * fix(shell): user profile dropdown chevron direction on open (#27475) by @vishwajeett007 in https://github.com/calcom/cal.com/pull/27481 * feat: enable username editing during personal onboarding for social sign-in users by @sean-brydon in https://github.com/calcom/cal.com/pull/27495 * fix: icon on button by @CarinaWolli in https://github.com/calcom/cal.com/pull/27502 * fix: improve French translations and handle email invites by @korrica1-design in https://github.com/calcom/cal.com/pull/27286 * fix: platform billing reschedule usage increment via trigger.dev by @ThyMinimalDev in https://github.com/calcom/cal.com/pull/27483 * fix: remove invalid nested anchor inside button in call history empty state by @romitg2 in https://github.com/calcom/cal.com/pull/27506 * refactor: move shared components from apps/web to packages/features by @hbjORbj in https://github.com/calcom/cal.com/pull/27490 * refactor: split flag repositories into Prisma and Cached layers by @eunjae-lee in https://github.com/calcom/cal.com/pull/27186 * feat: show invoices on team/org by @sean-brydon in https://github.com/calcom/cal.com/pull/27120 * fix: reset embed iframe queue consistently to preserve UI commands by @hariombalhara in https://github.com/calcom/cal.com/pull/27419 ## New Contributors * @vishwajeett007 made their first contribution in https://github.com/calcom/cal.com/pull/27481 * @korrica1-design made their first contribution in https://github.com/calcom/cal.com/pull/27286 **Full Changelog**: https://github.com/calcom/cal.com/compare/v6.1.9...v6.1.10