[TASK] Migrate helper entry point scripts to TypeScript

Now that our build chain targets ESM modules, we can
use our TypeScript toolchain to also build utility
entry point scripts, allowing to make use of TypeScript
checking and centralize asset management.

Resolves: #101790
Related: #101783
Releases: main, 12.4
Change-Id: I2b4e89114022a611a0e061d16d012e4b389dc750
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/80830


Tested-by: Benjamin Franzke <ben@bnf.dev>
Reviewed-by: Benjamin Franzke <ben@bnf.dev>
Tested-by: core-ci <typo3@b13.com>