MWPW-146209 [MILO][MEP] MEP param override does not work if manifest sent by Target and pzn and chosen column not in Target

[vgoodric]

Steps to reproduce:

1. Create a manifest
2. Create a page that references that manifest in its personalization metadata
3. Create a Target activity that serves the same manifest to the page
4. Update the manifest to have a new column but don't update the Target offer
5. Try to use the MEP button to spoof the new column

Solution: don't check if the selected variant should be overridden until the manifests have been consolidated in cleanAndSortManifestList function

Example page setup that is sending an old version of manifest via Target and is trying to spoof a new column not sent by Target:

• Before: https://main--cc--adobecom.hlx.page/drafts/vgoodrich/fragments/2024/q2/mepparamtarget/?at_preview_token=vq2HGezS8xc9gv4--gb5Ug&at_preview_index=1_1&at_preview_listed_activities_only=true&mep=%2Fdrafts%2Fvgoodrich%2Ffragments%2F2024%2Fq2%2Fmepparamtarget%2Fmanifest.json--photoshop-any
• After: https://main--cc--adobecom.hlx.page/drafts/vgoodrich/fragments/2024/q2/mepparamtarget/?milolibs=mepparamtarget&at_preview_token=vq2HGezS8xc9gv4--gb5Ug&at_preview_index=1_1&at_preview_listed_activities_only=true&mep=%2Fdrafts%2Fvgoodrich%2Ffragments%2F2024%2Fq2%2Fmepparamtarget%2Fmanifest.json--photoshop-any

Resolves: MWPW-145303

Test URLs:

• Before: https://main--milo--adobecom.hlx.page/?martech=off
• After: https://mepparamtarget--milo--adobecom.hlx.page/?martech=off

Also included a tiny CSS fix for "instant" links

[aem-code-sync]

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Commits

• 5ef08d6 ✅ (latest)
• 1574db6 ✅
• 8e1670a ✅
• 54ea6dc ✅
• 2b031dd ✅
• 545f86a ✅
• 607623d ✅
• 73e2f01 ✅
• 0f8ec59 ✅
• b03e3aa ✅
• 43d150b ✅
• a926307 ✅
• de07834 ✅
• 4d02c1b ✅

[aem-code-sync]

Page	Scores	Audits	Google
/?martech=off

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 96.40%. Comparing base (1f48cda) to head (5ef08d6).

Additional details and impacted files

@@            Coverage Diff             @@
##            stage    #2119      +/-   ##
==========================================
+ Coverage   96.35%   96.40%   +0.05%     
==========================================
  Files         165      165              
  Lines       43534    43543       +9     
==========================================
+ Hits        41947    41979      +32     
+ Misses       1587     1564      -23     

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[afmicka]

@vgoodric these changes are breaking mep preview functionality and our promotions nala tests, thats why it was not passing. We have added those tests recently so please do not skip run-nala label.

If you go to the url below and try to set to default any of the manifests and preview, it will not go through. It reloads again with all the manifests set to all. Could you please review?
https://mepparamtarget--milo--adobecom.hlx.live/drafts/nala/features/promotions/promo-default

It works on: https://main--milo--adobecom.hlx.live/drafts/nala/features/promotions/promo-default

cc: @nateekar @3ch023 @Roycethan

[afmicka]

Please review MEP preview functionality on existing pages with multiple manifests like UK acom homepage as well. The changes are breaking it there too.

https://main--homepage--adobecom.hlx.page/uk/homepage/index-loggedout?milolibs=mepparamtarget

[vgoodric]

@afmicka I turned off nala because there was something broken on stage as well. So it wasn't instructive. But I think everything is working now. Can you confirm?

[afmicka]

@afmicka I turned off nala because there was something broken on stage as well. So it wasn't instructive. But I think everything is working now. Can you confirm?

Thanks @vgoodric. Confirming it is ok now.

[Blainegunn]

@vgoodric no verified label. Please add