[Full Changelog](https://github.com/matrix-org/matrix-react-sdk/compare/v2.2.3...v2.3.0-rc.1) * Upgrade JS SDK to 5.2.0-rc.1 * Add a flag to control whether cross-signing signatures are trusted [\#4277](https://github.com/matrix-org/matrix-react-sdk/pull/4277) * Update from Weblate [\#4282](https://github.com/matrix-org/matrix-react-sdk/pull/4282) * Update copy on SSSS symmetric upgrade toast [\#4281](https://github.com/matrix-org/matrix-react-sdk/pull/4281) * Wait for SSSS upgrade to complete [\#4270](https://github.com/matrix-org/matrix-react-sdk/pull/4270) * Update cross-signing verification copy and fix i18n [\#4278](https://github.com/matrix-org/matrix-react-sdk/pull/4278) * Fix soft-crash on bad permalinks [\#4280](https://github.com/matrix-org/matrix-react-sdk/pull/4280) * Fix: make self-verification wait for incoming request [\#4267](https://github.com/matrix-org/matrix-react-sdk/pull/4267) * Fall back to non-standard persisted api for Safari [\#4272](https://github.com/matrix-org/matrix-react-sdk/pull/4272) * Respond to backup key sharing requests [\#4275](https://github.com/matrix-org/matrix-react-sdk/pull/4275) * Log and display secret sharing cache state [\#4268](https://github.com/matrix-org/matrix-react-sdk/pull/4268) * Support sending config and ready events to capable widgets (Jitsi) [\#4266](https://github.com/matrix-org/matrix-react-sdk/pull/4266) * If cached keys are present in the key backup dialog, use them [\#4273](https://github.com/matrix-org/matrix-react-sdk/pull/4273) * Fix formatbar not hidden on highlighted message sent [\#4265](https://github.com/matrix-org/matrix-react-sdk/pull/4265) * Support Jitsi conferences sent/received on Riot Mobile and older Riot Webs [\#4252](https://github.com/matrix-org/matrix-react-sdk/pull/4252) * Use unified function to check cross-signing is ready [\#4263](https://github.com/matrix-org/matrix-react-sdk/pull/4263) * Migrate SSSS to symmetric [\#4224](https://github.com/matrix-org/matrix-react-sdk/pull/4224) * Migration to symmetric SSSS [\#4242](https://github.com/matrix-org/matrix-react-sdk/pull/4242) * Always display verification request toasts on top [\#4262](https://github.com/matrix-org/matrix-react-sdk/pull/4262) * Fix: assume SAS is supported when starting request with .start [\#4249](https://github.com/matrix-org/matrix-react-sdk/pull/4249) * Fix logout when Olm failed to load. [\#4261](https://github.com/matrix-org/matrix-react-sdk/pull/4261) * Improve naming of Jitsi conferences [\#4251](https://github.com/matrix-org/matrix-react-sdk/pull/4251) * Handle matrix.to user permalink in-room rather than solo [\#4245](https://github.com/matrix-org/matrix-react-sdk/pull/4245) * Fix: filter room list (again) by canonical and alternative aliases [\#4260](https://github.com/matrix-org/matrix-react-sdk/pull/4260) * EventIndex: Add some logging to the file panel populating. [\#4250](https://github.com/matrix-org/matrix-react-sdk/pull/4250) * Update from Weblate [\#4259](https://github.com/matrix-org/matrix-react-sdk/pull/4259) * Migrate RoomView to React Contexts in the hope for better temporal stability [\#4258](https://github.com/matrix-org/matrix-react-sdk/pull/4258) * Update WidgetUtils.js fix Jitsi path [\#4256](https://github.com/matrix-org/matrix-react-sdk/pull/4256) * Fix local jitsi build url fail and missing argument [\#4255](https://github.com/matrix-org/matrix-react-sdk/pull/4255) * Add shortcut CmdOrCtrl+. to toggle right panel [\#4244](https://github.com/matrix-org/matrix-react-sdk/pull/4244) * Improve Keyboard Shortcuts. Add alt-arrows & alt-shift-arrows [\#4241](https://github.com/matrix-org/matrix-react-sdk/pull/4241) * Bring back legacy verification by comparing public device keys [\#4240](https://github.com/matrix-org/matrix-react-sdk/pull/4240) * Searching: Return an empty result if the search term is an empty string. [\#4248](https://github.com/matrix-org/matrix-react-sdk/pull/4248) * Break continuation on showHiddenEvents-rendered events [\#4247](https://github.com/matrix-org/matrix-react-sdk/pull/4247) * Watch for show-RR settings changes, use room-specific and fix margins [\#4246](https://github.com/matrix-org/matrix-react-sdk/pull/4246) * Register Mac electron specific Cmd+, shortcut to User Settings [\#4243](https://github.com/matrix-org/matrix-react-sdk/pull/4243) * Use a local wrapper for Jitsi calls [\#4234](https://github.com/matrix-org/matrix-react-sdk/pull/4234) * Invite Dialog fixes [\#4233](https://github.com/matrix-org/matrix-react-sdk/pull/4233) * RoomPreviewBar word-break the sender name too [\#4239](https://github.com/matrix-org/matrix-react-sdk/pull/4239) * Report to the user when a key signature upload fails [\#4229](https://github.com/matrix-org/matrix-react-sdk/pull/4229) * pre-send megolm keys when possible when a user starts typing [\#4235](https://github.com/matrix-org/matrix-react-sdk/pull/4235) * we don't do mx_fadable anymore so get rid of broken RightPanel disabling [\#4238](https://github.com/matrix-org/matrix-react-sdk/pull/4238) * Fix left left panel overflowing vertically [\#4237](https://github.com/matrix-org/matrix-react-sdk/pull/4237) * Fix custom tags causing left panel to over-expand [\#4236](https://github.com/matrix-org/matrix-react-sdk/pull/4236) * Add Keyboard shortcuts dialog [\#4231](https://github.com/matrix-org/matrix-react-sdk/pull/4231) * Don't use buildkite agent to upload logs [\#4232](https://github.com/matrix-org/matrix-react-sdk/pull/4232) * Remove Gemini Scrollbars [\#4217](https://github.com/matrix-org/matrix-react-sdk/pull/4217) * Room Directory Explore Servers redesign [\#4209](https://github.com/matrix-org/matrix-react-sdk/pull/4209) * Fix redo keyboard shortcut on macOS [\#4110](https://github.com/matrix-org/matrix-react-sdk/pull/4110) * Fix: ensure local state for aliases doesn't get garbled up [\#4230](https://github.com/matrix-org/matrix-react-sdk/pull/4230) * Rename 'jump to bottom' to avoid ublock block [\#4208](https://github.com/matrix-org/matrix-react-sdk/pull/4208) * Restore key backup in background after complete security [\#4225](https://github.com/matrix-org/matrix-react-sdk/pull/4225) * Fix key backup trust text for cross-signing [\#4223](https://github.com/matrix-org/matrix-react-sdk/pull/4223) * Add default on config setting to control call button in composer [\#4227](https://github.com/matrix-org/matrix-react-sdk/pull/4227) * Fix: make alternative addresses UX less confusing [\#4221](https://github.com/matrix-org/matrix-react-sdk/pull/4221) * Wait for verification request on login [\#4222](https://github.com/matrix-org/matrix-react-sdk/pull/4222) * EventIndex: Add support to delete events from the index. [\#4204](https://github.com/matrix-org/matrix-react-sdk/pull/4204) * EventIndex: Remove a checkpoint if the HTTP request returns a 403. [\#4214](https://github.com/matrix-org/matrix-react-sdk/pull/4214) * Move to composer when typing letters with Shift held [\#4216](https://github.com/matrix-org/matrix-react-sdk/pull/4216) * Wrap large room names when previewing them [\#4213](https://github.com/matrix-org/matrix-react-sdk/pull/4213) * Rename Review Devices to Review Sessions [\#4219](https://github.com/matrix-org/matrix-react-sdk/pull/4219) * Fix typo in tabIndex to make React happy [\#4215](https://github.com/matrix-org/matrix-react-sdk/pull/4215) * Proof of concept for custom theme adding [\#4148](https://github.com/matrix-org/matrix-react-sdk/pull/4148) * Remove stuff that yarn install doesn't think we need [\#4205](https://github.com/matrix-org/matrix-react-sdk/pull/4205) * Declare jsx in tsconfig for IDEs [\#4207](https://github.com/matrix-org/matrix-react-sdk/pull/4207) * Fix: best-effort to join room without canonical alias over federation from room directory [\#4210](https://github.com/matrix-org/matrix-react-sdk/pull/4210) * Test for cross-signing homeserver support during login, toasts [\#4206](https://github.com/matrix-org/matrix-react-sdk/pull/4206) * Send verification request to a single device in a way compatible with non- cross-signing [\#4202](https://github.com/matrix-org/matrix-react-sdk/pull/4202) * Fixes for removing local alias [\#4199](https://github.com/matrix-org/matrix-react-sdk/pull/4199) * yarn upgrade [\#4201](https://github.com/matrix-org/matrix-react-sdk/pull/4201) * Support TypeScript for React components [\#4203](https://github.com/matrix-org/matrix-react-sdk/pull/4203) * When room name is changed, show both the old and new name [\#4183](https://github.com/matrix-org/matrix-react-sdk/pull/4183)