feat(calls): 前端录音播放本地优先(/api/media/{hash}) + OSS 回退 + drawer

Co-Authored-By: Claude <noreply@anthropic.com>

yunkes/src/api/types.ts

@@ -136,6 +136,8 @@ export interface PhoneCall {
   sim_phone?: string | null
   /** OSS URL of the recording — present only when a recording exists. */
   record_file?: string | null
+  /** sha256 media_hash of the localized recording (NULL until downloaded). */
+  record_media_hash?: string | null
   /**
    * Verbatim upstream call record (camelCase keys: id/startCallTime,
    * callDuration/callSeconds/ringTime, callStatus/incomingCall, userId/