LTI 1.3 Migration and Dependency Updates

[haydn9000]

What type of PR is this? (check all applicable)

• Refactor
• Feature
• Bug Fix
• Optimization
• Documentation Update

Description

This PR migrates the LTI Course Emailer Tool from LTI 1.1 to LTI 1.3 and includes refactoring and dependency updates.

Key Changes:

• LTI 1.3 Migration: Complete migration from django-auth-lti to modern LTI 1.3 implementation using django-lti and django-lti-authentication
• LTI 1.3 Tool Configuration: Added new tool configuration endpoint (<domain>/config/<UUID>) that dynamically generates LTI 1.3 configuration JSON for tool registration in Canvas
• Django Upgrade: Updated from Django 3.2 to Django 4.2+ with corresponding backend updates
• Python Version: Updated to Python 3.12 requirement
• CodeArtifact Integration: Implemented AWS CodeArtifact for dependency management
• Dependency Updates: Bumped all dependencies to the most recent compatible versions
• Template Refactoring: Removed dependency on legacy Icommons Commons and Icommons UI

Related Tickets & Documents

• Closes TLT-5278
• Related Issue(s) #

QA Instructions, Screenshots, Recordings

Note:

• This tool has been installed in DEV. Test course here.
  • (LOCAL install version of tool installed in DEV if you want to run it locally. Test course here.)

Testing:

1. LTI 1.3 Launch Testing:

   • Configure tool in Canvas with new LTI 1.3 configuration endpoint
   • Enable tool in course
   • Test tool launch from Canvas course navigation

2. Functionality Testing:

   • Verify course member list loads correctly without duplicates
   • Verify the tool behaves as expected across different course scenarios and user roles.

Regression Testing

Performed regression testing on:

• ✅ Verified LTI 1.3 authentication works correctly.
• ✅ Confirmed the tool behaves as expected.

[optional] Are there any post deployment tasks we need to perform?

After installing this LTI 1.3 tool, make sure to enable it in each course where is was installed, as it is disabled by default.

[idkjay]

Tested functionality in DEV and it runs smoothly. Nothing glaring in the changes either! 👍