This was done in about 3 hours for instance: https://github.com/Qbix/Platform/tree/refactor/DbQuery/platf...
You can see the speed for yourself. Here is my first speedrun livestreamed: https://www.youtube.com/watch?v=Yg6UFyIPYNY
What's the rationale behind writing PHP as if it was JS? Unless I am mistaken it's like someone just did a transliteration from JS to PHP without even converting the JSDoc to PHPDoc.
And are there any tests for the code?
I think in 2026 the automation will reach the testing, closing the loop. At that point, no humans in the loop will make software development extremely fast.