feat: add http.StartServer2 with more customization

[jrschumacher]

Close #710

Definition of Ready

• [ ] I am happy with the code
• [ ] Short description of the feature/issue is added in the pr description
• [ ] PR is linked to the corresponding user story
• [ ] Acceptance criteria are met
• [ ] All open todos and follow ups are defined in a new ticket and justified
• [ ] Deviations from the acceptance criteria and design are agreed with the PO and documented.
• [ ] No debug or dead code
• [ ] My code has no repetitions
• [ ] Critical parts are tested automatically
• [ ] Where possible E2E tests are implemented
• [ ] Documentation/examples are up-to-date
• [ ] All non-functional requirements are met
• [ ] Functionality of the acceptance criteria is checked manually on the dev system.

[muhlemmer]

@jrschumacher I see the PR is still in draft. Is there still work you intend to do here? Typically we wait with reviews until a PR is marked "ready for review".

[elinashoko]

Hey @jrschumacher can you pls have a look at Marco's feedback/comments? Thank you!

[IAM-marco]

Hey @jrschumacher

We haven't gotten any feedback from you, so we're going to close this PR for now. Feel free to re-open it if you want to discuss/amend the changes.