feat: add comprehensive segment skip with all 5 types and settings submenu

- Add SegmentSkipMode type ('none', 'ask', 'auto') in settings.ts
- Create 5 segment skip settings: skipIntro, skipOutro, skipRecap, skipCommercial, skipPreview
- Update segments.ts to fetch all 5 segment types from Jellyfin MediaSegments API (10.11+)
- Create unified useSegmentSkipper hook supporting all segment types with 3 modes
- Update video player Controls.tsx with priority system (Commercial > Recap > Intro > Preview > Outro)
- Add dynamic skip button text in BottomControls.tsx
- Create dedicated settings submenu at settings/segment-skip/page.tsx
- Simplify PlaybackControlsSettings.tsx with navigation to submenu
- Extend DownloadedItem interface with all segment types for offline support
- Add 13+ translation keys for segment skip UI

utils/atoms/settings.ts

@@ -134,6 +134,9 @@ export enum VideoPlayer {
   MPV = 0,
 }
 
+// Segment skip behavior options
+export type SegmentSkipMode = "none" | "ask" | "auto";
+
 // Audio transcoding mode - controls how surround audio is handled
 // This controls server-side transcoding behavior for audio streams.
 // MPV decodes via FFmpeg and supports most formats, but mobile devices
@@ -181,6 +184,12 @@ export type Settings = {
   maxAutoPlayEpisodeCount: MaxAutoPlayEpisodeCount;
   autoPlayEpisodeCount: number;
   autoPlayNextEpisode: boolean;
+  // Media segment skip preferences
+  skipIntro: SegmentSkipMode;
+  skipOutro: SegmentSkipMode;
+  skipRecap: SegmentSkipMode;
+  skipCommercial: SegmentSkipMode;
+  skipPreview: SegmentSkipMode;
   // Playback speed settings
   defaultPlaybackSpeed: number;
   playbackSpeedPerMedia: Record<string, number>;
@@ -266,6 +275,12 @@ export const defaultValues: Settings = {
   maxAutoPlayEpisodeCount: { key: "3", value: 3 },
   autoPlayEpisodeCount: 0,
   autoPlayNextEpisode: true,
+  // Media segment skip defaults
+  skipIntro: "ask",
+  skipOutro: "ask",
+  skipRecap: "ask",
+  skipCommercial: "ask",
+  skipPreview: "ask",
   // Playback speed defaults
   defaultPlaybackSpeed: 1.0,
   playbackSpeedPerMedia: {},