feat(core): calculate dpr in agent

Author: yuyutaotao

packages/shared/src/types/index.ts

@@ -7,8 +7,8 @@ export interface Point {
 }
 
 export interface Size {
-  width: number; // The image sent to AI model will be resized to this width. usually you should set it to the logical pixel size
-  height: number; // The image sent to AI model will be resized to this height. usually you should set it to the logical pixel size
+  width: number; // The image sent to AI model will be resized to this width, also the coordinates in the action space will be scaled to the range [0, width]. Usually you should set it to the logical pixel size
+  height: number; // The image sent to AI model will be resized to this height, also the coordinates in the action space will be scaled to the range [0, height]. Usually you should set it to the logical pixel size
   dpr?: number; // this is deprecated, do NOT use it
 }