Fix ESM import compatibility using globalThis (#112)

* Initial plan

* Fix ESM import compatibility by using window.cv instead of root.cv

Co-authored-by: ttt43ttt <132509+ttt43ttt@users.noreply.github.com>

* Use globalThis instead of this for universal ESM compatibility

Co-authored-by: ttt43ttt <132509+ttt43ttt@users.noreply.github.com>

* Revert package-lock.json changes and update opencv.js.patch

Co-authored-by: ttt43ttt <132509+ttt43ttt@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: ttt43ttt <132509+ttt43ttt@users.noreply.github.com>

Author: Copilot

dist/opencv.js

@@ -19,7 +19,7 @@
     // Other shells, e.g. d8
     root.cv = factory();
   }
-}(this, function () {
+}(globalThis, function () {
 
 var cv = (function() {
   var _scriptDir = typeof document !== 'undefined' && document.currentScript ? document.currentScript.src : undefined;

dist/opencv.js.patch

@@ -2,7 +2,16 @@ diff --git a/dist/opencv.js b/dist/opencv.js
 index af4111b..3ba8a69 100644
 --- a/dist/opencv.js
 +++ b/dist/opencv.js
-@@ -41,7 +41,7 @@ else if (typeof define === 'function' && define['amd'])
+@@ -22,7 +22,7 @@
+     // Other shells, e.g. d8
+     root.cv = factory();
+   }
+-}(this, function () {
++}(globalThis, function () {
+   
+ var cv = (function() {
+   var _scriptDir = typeof document !== 'undefined' && document.currentScript ? document.currentScript.src : undefined;
+@@ -44,7 +44,7 @@ else if (typeof define === 'function' && define['amd'])
    define([], () => cv);
 
    if (typeof Module === 'undefined')