feat: add auto update support

src/core/services/cli-command.ts

@@ -95,6 +95,7 @@ export interface CliCommandServiceDeps {
   }) => Promise<CharacterDictionarySelectionResult>;
   runStatsCommand: (args: CliArgs, source: CliCommandSource) => Promise<void>;
   runJellyfinCommand: (args: CliArgs) => Promise<void>;
+  runUpdateCommand: (args: CliArgs, source: CliCommandSource) => Promise<void>;
   runYoutubePlaybackFlow: (request: {
     url: string;
     mode: NonNullable<CliArgs['youtubeMode']>;
@@ -174,6 +175,7 @@ interface AnilistCliRuntime {
 interface AppCliRuntime {
   stop: () => void;
   hasMainWindow: () => boolean;
+  runUpdateCommand: CliCommandServiceDeps['runUpdateCommand'];
   runYoutubePlaybackFlow: CliCommandServiceDeps['runYoutubePlaybackFlow'];
 }
 
@@ -277,6 +279,7 @@ export function createCliCommandDepsRuntime(
     setCharacterDictionarySelection: options.dictionary.setSelection,
     runStatsCommand: options.jellyfin.runStatsCommand,
     runJellyfinCommand: options.jellyfin.runCommand,
+    runUpdateCommand: options.app.runUpdateCommand,
     runYoutubePlaybackFlow: options.app.runYoutubePlaybackFlow,
     printHelp: options.ui.printHelp,
     hasMainWindow: options.app.hasMainWindow,
@@ -416,6 +419,19 @@ export function handleCliCommand(
           deps.stopApp();
         }
       });
+  } else if (args.update) {
+    const shouldStopAfterRun = source === 'initial' && !deps.hasMainWindow();
+    deps
+      .runUpdateCommand(args, source)
+      .catch((err) => {
+        deps.error('runUpdateCommand failed:', err);
+        deps.showMpvOsd(`Update failed: ${(err as Error).message}`);
+      })
+      .finally(() => {
+        if (shouldStopAfterRun) {
+          deps.stopApp();
+        }
+      });
   } else if (args.toggleSecondarySub) {
     deps.cycleSecondarySubMode();
   } else if (args.triggerFieldGrouping) {