Better fix to render all items in the gallery. Should be able to render mixed items.

libraries/mediaviewer/api/src/main/kotlin/io/element/android/libraries/mediaviewer/api/MediaInfo.kt

@@ -23,7 +23,6 @@ data class GalleryInfo(
     val dateSent: String?,
     val dateSentFull: String?,
     val initialIndex: Int,
-    val isAttachment: Boolean,
 ) : Parcelable
 
 @Parcelize

libraries/mediaviewer/api/src/main/kotlin/io/element/android/libraries/mediaviewer/api/MediaViewerEntryPoint.kt

@@ -58,6 +58,9 @@ interface MediaViewerEntryPoint : FeatureEntryPoint {
     }
 
     sealed interface MediaViewerMode : Parcelable {
+        @Parcelize
+        data object EventGallery : MediaViewerMode
+
         @Parcelize
         data class TimelineImagesAndVideos(val timelineMode: Timeline.Mode) : MediaViewerMode