style(backend): biome format — organize imports + spacing (live-speaker/redis-bridge/voice.service)

services/backend/src/modules/voice/live-speaker.ts

@@ -80,4 +80,4 @@ export function getSpeakingSpeakers(): LiveSpeaker[] {
 /** Drop all tracked speakers (used on backend restart). */
 export function resetLiveSpeakers(): void {
   speakers.clear();
-}
+}

services/backend/src/modules/voice/voice.service.ts

@@ -15,10 +15,7 @@ import {
   VOICE_STATUS_KEY,
 } from "../../shared/index.js";
 import { publishCommand, readRedisStatus } from "../../shared/redis/index.js";
-import {
-  getActiveSpeakers,
-  type LiveSpeaker,
-} from "./live-speaker.js";
+import { getActiveSpeakers, type LiveSpeaker } from "./live-speaker.js";
 
 const logger = createChildLogger("voice.service");