v26.0.0-rc.1

🚨 BREAKING CHANGES

• Ensure we do not add relations to the wrong timeline (#3427). Fixes element-hq/element-web#25450 and element-hq/element-web#25494.
• Deprecate QrCodeEvent, SasEvent and VerificationEvent (#3386).

🦖 Deprecations

• Move crypto classes into a separate namespace (#3385).

✨ Features

• Mention deno support in the README (#3417). Contributed by @sigmaSd.
• Mark room version 10 as safe (#3425).
• Prioritise entirely supported flows for UIA (#3402).
• Add methods to terminate idb worker (#3362).
• Total summary count (#3351). Contributed by @toger5.
• Audio concealment (#3349). Contributed by @toger5.

🐛 Bug Fixes

• Correctly accumulate sync summaries. (#3366). Fixes element-hq/element-web#23345.
• Keep measuring a call feed's volume after a stream replacement (#3361). Fixes element-hq/element-call#1051.
• Element-R: Avoid uploading a new fallback key at every /sync (#3338). Fixes element-hq/element-web#25215.
• Accumulate receipts for the main thread and unthreaded separately (#3339). Fixes element-hq/element-web#24629.
• Remove spec non-compliant extended glob format (#3423). Fixes element-hq/element-web#25474.
• Fix bug where original event was inserted into timeline instead of the edit event (#3398). Contributed by @andybalaam.
• Only add a local receipt if it's after an existing receipt (#3399). Contributed by @andybalaam.
• Attempt a potential workaround for stuck notifs (#3384). Fixes element-hq/element-web#25406. Contributed by @andybalaam.
• Fix verification bug with pendingEventOrdering: "chronological" (#3382).