* add schemaChange
* merge conflict
* frontend tests
* tests
* l
* fix source catalog id
* test
* formatting
* move schema change to build backend web connection
* check if actor catalog id is different
* fix
* tests and fixes
* remove extra var
* remove logging
* continue to pass back new catalog id
* api updates
* fix mockdata
* tests
* add schemaChange
* merge conflict
* frontend tests
* tests
* l
* fix source catalog id
* test
* formatting
* move schema change to build backend web connection
* check if actor catalog id is different
* fix
* tests and fixes
* remove extra var
* remove logging
* continue to pass back new catalog id
* api updates
* fix mockdata
* tests
* tests
* optional of nullable
* Tmp
* For diff
* Add test
* More test
* Fix test and add some
* Fix merge and test
* Fix PMD
* Fix test
* Rm dead code
* Fix pmd
* Address PR comments
* RM unused column
Co-authored-by: alovew <anne@airbyte.io>