Canvas Page Variant Serving Mechanism PoC

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Update Summary: Canvas Page Variant Serving Mechanism PoC
Check-in Date: MM/DD/YYYY (US format) [When we should see progress/get an update]
Due Date: MM/DD/YYYY (US format) [When the issue should be fully completed]
Blocked by: [#XXXXXX] (New issues on new lines)
Additional Collaborators: @username1, @username2
AI Tracker found here: https://www.drupalstarforge.ai/
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Problem/Motivation

Create the feature that allows for serving the different variants to a sub-set of users at the same URL (this might be PoC)

Proposed resolution

Remaining tasks