refactor(dash): [PKG-DASH-03] adapt SDK generations and own menu lifecycles

packages/artplayer-plugin-dash-control/README.md

@@ -2,7 +2,9 @@
 
 Dash control plugin for ArtPlayer
 
-Requires dash.js 5.x. dash.js 4.x is not supported.
+Accepts a caller-owned dash.js instance at `art.dash`. Quality selection adapts to the
+dash.js 4.x quality methods or 5.x representation methods. Version 5 selection uses
+representation IDs so bitrate filtering does not change the selected quality.
 
 ## Demo
 
@@ -11,3 +13,8 @@ Requires dash.js 5.x. dash.js 4.x is not supported.
 ## License
 
 MIT © Harvey Zhao
+
+## Maintenance
+
+See [ARCHITECTURE.md](ARCHITECTURE.md) for module ownership, compatibility rules,
+test commands and the remaining real SDK playback validation scope.