the add column script shouldn't check first if the column already exist? As is, it is not repeatable (run it twice and 2nd time will error). In my experience, SQL DevOps exists since early 2000 and it always used repeatable scripts created by developer during development
I clicked on "click here to log into your account" as the azure bot suggests. On the AzureBot [wsfed enabled] page I enter my hotmail.com account which appears in my azure AD subsription, however nothing happens.