[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v8.1.0...v8.2.0-rc.1) * Add state event check [\#1449](https://github.com/matrix-org/matrix-js-sdk/pull/1449) * Add method to check whether client .well-known has been fetched [\#1444](https://github.com/matrix-org/matrix-js-sdk/pull/1444) * Handle auth errors during cross-signing key upload [\#1443](https://github.com/matrix-org/matrix-js-sdk/pull/1443) * Don't fail if the requested audio output isn't available [\#1448](https://github.com/matrix-org/matrix-js-sdk/pull/1448) * Fix logging failures [\#1447](https://github.com/matrix-org/matrix-js-sdk/pull/1447) * Log the constraints we pass to getUserMedia [\#1446](https://github.com/matrix-org/matrix-js-sdk/pull/1446) * Use SAS emoji data from matrix-doc [\#1440](https://github.com/matrix-org/matrix-js-sdk/pull/1440)