feat(config): unify mpv plugin options under main config and add CSS/Ani

- Replace subminer.conf plugin config with mpv.* fields in config.jsonc
- Add socketPath, backend, autoStartSubMiner, pauseUntilOverlayReady, aniskipEnabled/buttonKey, subminerBinaryPath to mpv config
- Add subtitleSidebar.css field; migrate legacy sidebar appearance fields
- Add paintOrder and WebkitTextStroke to subtitle style options
- Update default subtitle/sidebar fontFamily to CJK-first stack
- Fix overlay visible state surviving mpv y-r restart
- Fix live config saves applying subtitle CSS immediately to open overlays
- Migrate legacy primary/secondary subtitle appearance into subtitleStyle.css on load
- Switch AniSkip button key setting to click-to-learn key capture

src/types/config.ts

@@ -30,6 +30,7 @@ import type {
   FrequencyDictionaryMatchMode,
   FrequencyDictionaryMode,
   NPlusOneMatchMode,
+  ResolvedSubtitleSidebarConfig,
   SecondarySubConfig,
   SubtitlePosition,
   SubtitleSidebarConfig,
@@ -52,10 +53,18 @@ export interface TexthookerConfig {
 }
 
 export type MpvLaunchMode = 'normal' | 'maximized' | 'fullscreen';
+export type MpvBackend = 'auto' | 'hyprland' | 'sway' | 'x11' | 'macos' | 'windows';
 
 export interface MpvConfig {
   executablePath?: string;
   launchMode?: MpvLaunchMode;
+  socketPath?: string;
+  backend?: MpvBackend;
+  autoStartSubMiner?: boolean;
+  pauseUntilOverlayReady?: boolean;
+  subminerBinaryPath?: string;
+  aniskipEnabled?: boolean;
+  aniskipButtonKey?: string;
 }
 
 export type SubsyncMode = 'auto' | 'manual';
@@ -150,6 +159,13 @@ export interface ResolvedConfig {
   mpv: {
     executablePath: string;
     launchMode: MpvLaunchMode;
+    socketPath: string;
+    backend: MpvBackend;
+    autoStartSubMiner: boolean;
+    pauseUntilOverlayReady: boolean;
+    subminerBinaryPath: string;
+    aniskipEnabled: boolean;
+    aniskipButtonKey: string;
   };
   controller: {
     enabled: boolean;
@@ -260,7 +276,7 @@ export interface ResolvedConfig {
       bandedColors: [string, string, string, string, string];
     };
   };
-  subtitleSidebar: Required<SubtitleSidebarConfig>;
+  subtitleSidebar: ResolvedSubtitleSidebarConfig;
   auto_start_overlay: boolean;
   jimaku: JimakuConfig & {
     apiBaseUrl: string;

src/types/runtime.ts

@@ -26,10 +26,10 @@ import type {
 } from './integrations';
 import type {
   PrimarySubMode,
+  ResolvedSubtitleSidebarConfig,
   SecondarySubMode,
   SubtitleData,
   SubtitlePosition,
-  SubtitleSidebarConfig,
   SubtitleSidebarSnapshot,
   SubtitleRendererStyleConfig,
   SubtitleStyleConfig,
@@ -345,7 +345,7 @@ export interface ConfigHotReloadPayload {
   sessionBindings: CompiledSessionBinding[];
   sessionBindingWarnings: SessionBindingWarning[];
   subtitleStyle: SubtitleRendererStyleConfig | null;
-  subtitleSidebar: Required<SubtitleSidebarConfig>;
+  subtitleSidebar: ResolvedSubtitleSidebarConfig;
   primarySubMode: PrimarySubMode;
   secondarySubMode: SecondarySubMode;
 }

src/types/settings.ts

@@ -4,7 +4,6 @@ export type ConfigSettingsCategory =
   | 'appearance'
   | 'behavior'
   | 'mining-anki'
-  | 'playback-sources'
   | 'input'
   | 'integrations'
   | 'tracking-app'
@@ -22,6 +21,7 @@ export type ConfigSettingsControl =
   | 'secret'
   | 'keyboard-shortcut'
   | 'key-code'
+  | 'mpv-key'
   | 'known-words-decks'
   | 'anki-note-type'
   | 'anki-field'

src/types/subtitle.ts

@@ -90,6 +90,8 @@ export interface SubtitleStyleConfig {
   fontKerning?: string;
   textRendering?: string;
   textShadow?: string;
+  paintOrder?: string;
+  WebkitTextStroke?: string;
   backdropFilter?: string;
   backgroundColor?: string;
   nPlusOneColor?: string;
@@ -123,6 +125,8 @@ export interface SubtitleStyleConfig {
     fontKerning?: string;
     textRendering?: string;
     textShadow?: string;
+    paintOrder?: string;
+    WebkitTextStroke?: string;
     backdropFilter?: string;
     backgroundColor?: string;
   };
@@ -167,6 +171,7 @@ export interface SubtitleSidebarConfig {
   toggleKey?: string;
   pauseVideoOnHover?: boolean;
   autoScroll?: boolean;
+  css?: Record<string, string>;
   maxWidth?: number;
   opacity?: number;
   backgroundColor?: string;
@@ -179,6 +184,14 @@ export interface SubtitleSidebarConfig {
   hoverLineBackgroundColor?: string;
 }
 
+export type ResolvedSubtitleSidebarConfig = Required<Omit<SubtitleSidebarConfig, 'css'>> & {
+  css: Record<string, string>;
+};
+
+export type SubtitleSidebarSnapshotConfig = Required<Omit<SubtitleSidebarConfig, 'css'>> & {
+  css?: Record<string, string>;
+};
+
 export interface SubtitleData {
   text: string;
   tokens: MergedToken[] | null;
@@ -194,7 +207,7 @@ export interface SubtitleSidebarSnapshot {
     startTime: number | null;
     endTime: number | null;
   };
-  config: Required<SubtitleSidebarConfig>;
+  config: SubtitleSidebarSnapshotConfig;
 }
 
 export interface SubtitleHoverTokenPayload {