[nwjs/nw.js] e0ce8e: test: add test for WebSocket in mixed-context mode (#8226)

[commits...@nwjs.io]

Branch: refs/heads/main
Home: https://api.github.com/repos/nwjs/nw.js
Commit: e0ce8e8cc3c6bd8554536278d6693c6fc930962f
https://github.com/nwjs/nw.js/commit/e0ce8e8cc3c6bd8554536278d6693c6fc930962f
Author: Kevin Fan <k...@gnor.net>
Date: 2026-04-25 11:33:16 -0600 -0600

Changed paths:
A test/sanity/issue8226-mixed-context-websocket/index.html
A test/sanity/issue8226-mixed-context-websocket/package.json
A test/sanity/issue8226-mixed-context-websocket/test.py

Log Message:
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test: add test for WebSocket in mixed-context mode (#8226)