update dependencies & removed unused deprecated #354

i use the nice codegen in some projects and i had a problem with the deprecated got-fetch.
so i looked into the dependencies used in the complete project.
a NCU gave me:

so i updated all and prepared typescript to 6.0.2, so 7+ update is not that far anymore:

@fabien0102 please check the pr:
#353

deprecated packages remove.

switch form eslint to oxlint to be faster and more nice :)

This issue is addressed by PR #353.
Related compatibility work is tracked in #348.