Fix for Browser InjectJS when no html.head especially in TamperMonkey and ViolentMonkey

[langren1353]

What: Runtime at browser. fix for less.js is inject into browser by TamperMonkey or ViolentMonkey, but there is no head tag or even html tag.

Why: without head tag, less.js won't work proplywork properly. it will throw a error TypeError: head is undefined

Checklist:

• Documentation N/A
• Added/updated unit tests N/A - all test good, and no need for special test
• Code complete

PR Reason for: when ViolentMonkey xx.user.js use less.js as a library, they will inject the script to chrome content, at that time webpage head tag or even html tag doesn't exist, and then error happed, then all xxx.user.js won't work.

[puckowski]

Looks like CI has an issue.

I previously resolved this issue by pinning the Playwright version used by CI to match package.json, though that may not be the best solution.

I'll try to spend some time this weekend improving CI reliability.

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[langren1353]

• name: Run unit test
  run: npx playwright install chromium && pnpm run test

[matthew-dean]

Closing - niche browser fix for TamperMonkey/ViolentMonkey with conflicts. Stale for 1 year.