Please visit Canvas' post on their community posts here.
Select the course you want to add OATutor to.
Navigate to the Settings > Apps tab of that course. Then click on the blue "+ App" button.
Select "By URL" in the Configuration Type dropdown.
Name: OATutor
Consumer Key: key
Shared Secret: secret
Config type: manual
Launch URL: https://di2iygvxtg.execute-api.us-west-1.amazonaws.com/prod/launch
Click "Submit" and you will be able to start using OATutor as an external tool.
First select the course you want to add the Assignment to.
Navigate to the Assignments tab of that course. Then click on the blue "+ Assignment" button.
Give the Canvas Assignment a name and description as you would with any other Canvas assignments.
In the "Submission Type" section, select the "External Tool" option then click "Find".
In the "Configure External Tool" window that pops up, click on the external tool that corresponds with OATutor. After seeing the URL field get populated, click select to confirm using OATutor for this assignment.
At this point, you may change any other assignment settings (e.g., submission attempts, anonymous grading, assign) before clicking the blue "Save" button to begin the OATutor linking process.
After clicking "Save" in the previous step, you will be automatically directed to the instructors' view of the assignment. If you are not on the assignment page, navigate to the target assignment via the "Assignments" tab of the course page. You should be greeted with an OATutor welcome screen:
If you do not see this greeting screen, make sure that the assignment has OATutor configured as the external tool. If there is an error screen instead or a blank screen, please contact your OATutor point of contact.
Choose a course to select a lesson from (such as OpenStax: College Algebra). You will be redirected to a list of lesson plans:
If you do not see this list of lesson plans, see an error screen, or see a blank screen, please contact your OATutor point of contact to submit and record these issues.
Click on a lesson plan to "select" it. If the OATutor lesson has been successfully linked to the Canvas assignment, this prompt will appear on the blue OATutor navbar:
If you refresh the assignment page, you will be greeted with this information screen:
At this point, the Canvas assignment has been registered with the OATutor system and you may now publish the assignment.