feat(sessions): all sessions + time/project/model filters; docs: What's new 2.2 + release checklist - #73

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: release-drafter/release-drafter@6a93d829887aa2e0748befe2e808c66c0ec6e4c7. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

"pull_request_target.edited" is not a known webhook name (https://developer.github.com/v3/activity/events/types/)

"pull_request_target.synchronize" is not a known webhook name (https://developer.github.com/v3/activity/events/types/)

"pull_request_target.reopened" is not a known webhook name (https://developer.github.com/v3/activity/events/types/)