Don't show timeline bar if we cannot seek.

src/camera-manager/frigate/engine-frigate.ts

@@ -1076,6 +1076,7 @@ export class FrigateCameraManagerEngine
     return {
       canFavoriteEvents: !isBirdseye,
       canFavoriteRecordings: !isBirdseye,
+      canSeek: true,
       supportsClips: !isBirdseye,
       supportsSnapshots: !isBirdseye,
       supportsRecordings: !isBirdseye,

src/camera-manager/generic/engine-generic.ts

@@ -177,6 +177,7 @@ export class GenericCameraManagerEngine implements CameraManagerEngine {
     return {
       canFavoriteEvents: false,
       canFavoriteRecordings: false,
+      canSeek: false,
       supportsClips: false,
       supportsRecordings: false,
       supportsSnapshots: false,

src/camera-manager/manager.ts

@@ -747,6 +747,9 @@ export class CameraManager {
       canFavoriteRecordings: perCameraCapabilities.some(
         (cap) => cap?.canFavoriteRecordings,
       ),
+      canSeek: perCameraCapabilities.some(
+        (cap) => cap?.canSeek,
+      ),
 
       supportsClips: perCameraCapabilities.some((cap) => cap?.supportsClips),
       supportsRecordings: perCameraCapabilities.some((cap) => cap?.supportsRecordings),

src/camera-manager/types.ts

@@ -94,6 +94,7 @@ export interface MediaMetadata {
 interface BaseCapabilities {
   canFavoriteEvents: boolean;
   canFavoriteRecordings: boolean;
+  canSeek: boolean;
 
   supportsClips: boolean;
   supportsRecordings: boolean;