Clear and concise description of the problem

as of #2691

blocked by swaggo/swag#386 -> #3897

Suggested solution

auto-generate client from swagger docs so we don't have to do it manually

Alternative

No response

Additional context

No response

Validations

• Checked that the feature isn't part of the next version already [https://woodpecker-ci.org/faq#which-version-of-woodpecker-should-i-use]
• Read the Contributing Guidelines.
• Read the docs.
• Check that there isn't already an issue that request the same feature to avoid creating a duplicate.