Fix Playwright test assertions - initialize chai.should()

- Added chai.should() initialization to Playwright_test.js
- Tests were failing with 'Cannot read properties of undefined (reading 'eql')'
- Now tests pass successfully with proper assertions

Author: kobenguyent

test/helper/Playwright_test.js

@@ -2,6 +2,7 @@ import chai from 'chai'
 
 const assert = chai.assert
 const expect = chai.expect
+const should = chai.should()
 
 import path from 'path'
 import fs from 'fs'