fix: backport developer tools cleanup

Author: Just-Insane

src/app/features/settings/developer-tools/DevelopTools.tsx

@@ -19,6 +19,8 @@ import { ExperimentsPanel } from './ExperimentsPanel';
 import { DebugLogViewer } from './DebugLogViewer';
 import { SentrySettings } from './SentrySettings';
 
+const JOIN_MEMBERSHIP: string = KnownMembership.Join;
+
 type DeveloperToolsProps = {
   requestBack?: () => void;
   requestClose: () => void;
@@ -49,8 +51,7 @@ export function DeveloperTools({ requestBack, requestClose }: DeveloperToolsProp
       const encryptedRooms = mx
         .getRooms()
         .filter(
-          (room) =>
-            room.getMyMembership() === KnownMembership.Join && mx.isRoomEncrypted(room.roomId)
+          (room) => room.getMyMembership() === JOIN_MEMBERSHIP && mx.isRoomEncrypted(room.roomId)
         );
 
       const results = await Promise.allSettled(

src/app/hooks/useClientConfig.ts

@@ -151,6 +151,16 @@ export const useExperimentVariant = (key: string, subjectId?: string): Experimen
   return selectExperimentVariant(key, clientConfig.experiments?.[key], subjectId);
 };
 
+const EXPERIMENT_OVERRIDE_PREFIX = 'sable_exp_';
+
+export const setExperimentOverride = (key: string, value: boolean | null): void => {
+  if (value === null) {
+    localStorage.removeItem(`${EXPERIMENT_OVERRIDE_PREFIX}${key}`);
+  } else {
+    localStorage.setItem(`${EXPERIMENT_OVERRIDE_PREFIX}${key}`, String(value));
+  }
+};
+
 export const clientDefaultServer = (clientConfig: ClientConfig): string =>
   clientConfig.homeserverList?.[clientConfig.defaultHomeserver ?? 0] ?? 'matrix.org';