fix four audit bugs - offline playback, audio passthrough, notification dedup, dashboard fixes

src/lib/device-profile.ts

@@ -75,7 +75,7 @@ function supportedVideoRanges(): string {
   return ranges.join('|')
 }
 
-export function browserDeviceProfile() {
+export function browserDeviceProfile(audioPassthrough = false) {
   const videoCodecs = supportedVideoCodecs()
   const videoCodecsCsv = videoCodecs.join(',')
   const videoRanges = supportedVideoRanges()
@@ -91,7 +91,9 @@ export function browserDeviceProfile() {
         Container: 'mp4,m4v',
         Type: 'Video',
         VideoCodec: videoCodecsCsv,
-        AudioCodec: 'aac,mp3,ac3,eac3,flac,opus',
+        AudioCodec: audioPassthrough
+          ? 'aac,mp3,ac3,eac3,flac,opus,truehd,dts'
+          : 'aac,mp3,ac3,eac3,flac,opus',
       },
       {
         Container: 'webm',