fix: refactored notifications to correctly display pr and diff on but…

[cberg-aot]

…tons

Description

Refactored Notifications to alert less frequently (only on workflow completed), and to properly link the the PR/DIFF on merge notifications.

Fixes # (issue)

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)
• This change requires a documentation update

How Has This Been Tested?

Please describe the tests that you ran to verify your changes. Provide instructions so we can reproduce. Please also list any relevant details for your test configuration

• onroutebc

Checklist

• I have read the CONTRIBUTING doc
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have already been accepted and merged

Further comments

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Thanks for the PR!

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Please create PRs in draft mode. Mark as ready to enable:

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[cberg-aot]

merge will now correctly notify with pr#...

There is a case where a pull request may come in without a PR number, not sure how that is possible as its an attribute of the pr event. More iterations needed.

[DerekRoberts]

Cool. :)