Feature/186 add GitHub polling for pr creation and assignee changes with separate discord channels

[NickTheDevOpsGuy]

Description

Brief description of what this PR does and why.

Type of Change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation update
• Refactoring (no functional changes)
• Performance improvement

Testing

• I have tested these changes locally
• I have tested these changes in multiple browsers/environments if applicable

Checklist

• My code follows the project's coding standards
• I have performed a self-review of my code
• I have commented my code where necessary
• My changes generate no new warnings or errors
• I have updated documentation if needed

How to Test

Screenshots (if applicable)

Additional Notes