The Zapier Ruby SDK by David Peterson wraps the API to post to Slack and send an email to notify deployment completion. General usage includes configuration to choose a trigger and action and select a Web Hook account. Rails usage presents how to initiate with few lines of code.
Google announced a number of enhancements to its Google Classroom tool. Among the enhancements are API updates that streamline integration with third party apps. Now, third party apps can add and modify student coursework. This brings native Classwork functions to 3rd party apps.