Enhance AniList character dictionary sync and subtitle features (#15)

launcher/config.test.ts

@@ -14,6 +14,7 @@ test('launcher root help lists subcommands', () => {
   assert.match(output, /doctor/);
   assert.match(output, /config/);
   assert.match(output, /mpv/);
+  assert.match(output, /dictionary\|dict/);
   assert.match(output, /texthooker/);
   assert.match(output, /app\|bin/);
 });