* Starting to refactor type util tests to be more systematic
* refactoring
* Expand tests
* Update to type utils
* Add missing subclass check
* Expand and refactor tests, introduce type_validation Literal
* More test refactoring
* Test refactoring, adding type validation variable to pipeline base
* Update relaxed version of type checking to pass all newly added tests
* trim whitespace
* Add tests
* cleanup
* Updates docstrings
* Add reno
* docs
* Fix mypy and add docstrings
* Changes based on advice from Tobi
* Remove unused imports
* Doc strings
* Add connection type validation to to_dict and from_dict
* Update tests
* Fix test
* Also save connection_type_validation at global pipeline level
* Fix tests
* Remove connection type validation from the connect level, only keep at pipeline level
* Formatting
* Fix tests
* formatting
* Initial OpenAPIConnector
* Add reno note
* Format
* Add headers
* Add test dep
* Use haystack logger
* Fix test
* Minor fix, spin CI
* Update reno release note format
* Add to docs, pydocs improvements
