[Full Changelog](https://github.com/vector-im/element-web/compare/v1.7.10...v1.7.11-rc.1) * Upgrade to React SDK 3.7.0-rc.2 and JS SDK 9.0.0-rc.1 * Update Weblate URL [\#15516](https://github.com/vector-im/element-web/pull/15516) * Translations update from Weblate [\#15517](https://github.com/vector-im/element-web/pull/15517) * Jitsi accept theme variable and restyle [\#15499](https://github.com/vector-im/element-web/pull/15499) * Skip editor confirmation of upgrades [\#15506](https://github.com/vector-im/element-web/pull/15506) * Adjust for new widget messaging APIs [\#15495](https://github.com/vector-im/element-web/pull/15495) * Use HTTPS_PROXY environment variable for downloading external_api.min… [\#15479](https://github.com/vector-im/element-web/pull/15479) * Document customisation points [\#15475](https://github.com/vector-im/element-web/pull/15475) * Don't fatally end the Jitsi widget when it's not being used as a widget [\#15466](https://github.com/vector-im/element-web/pull/15466) * electron-platform: Pass the user/devce id pair when initializing the event index. [\#15455](https://github.com/vector-im/element-web/pull/15455)