Update: Add incompatible plugin wp-downgrade to the list to match wpcomsh

[zdenys]

Related to:

• Add wp-downgrade to incompatible plugins in wpcomsh jetpack#39264

Proposed Changes

• This PR adds wp-downgrade incompatible plugin found in wpcomsh that is missing in Calypso.

Why are these changes being made?

• While wpcomsh disables plugins that are already installed, this array in Calypso is used to prevent the installation of incompatible plugins on the marketplace.

Testing Instructions

• Checkout branch
• Try installing https://wordpress.com/plugins/wp-downgrade

Pre-merge Checklist

• Has the general commit checklist been followed? (PCYsg-hS-p2)
• Have you written new tests for your changes?
• Have you tested the feature in Simple (P9HQHe-k8-p2), Atomic (P9HQHe-jW-p2), and self-hosted Jetpack sites (PCYsg-g6b-p2)?
• Have you checked for TypeScript, React or other console errors?
• Have you used memoizing on expensive computations? More info in Memoizing with create-selector and Using memoizing selectors and Our Approach to Data
• Have we added the "[Status] String Freeze" label as soon as any new strings were ready for translation (p4TIVU-5Jq-p2)?
• For changes affecting Jetpack: Have we added the "[Status] Needs Privacy Updates" label if this pull request changes what data or activity we track or use (p4TIVU-aUh-p2)?

[github-actions]

Calypso Live (direct link)

https://calypso.live?image=registry.a8c.com/calypso/app:build-120348

Jetpack Cloud live (direct link)

https://calypso.live?image=registry.a8c.com/calypso/app:build-120348&env=jetpack

Automattic for Agencies live (direct link)

https://calypso.live?image=registry.a8c.com/calypso/app:build-120348&env=a8c-for-agencies

[matticbot]

This PR modifies the release build for the following Calypso Apps:

For info about this notification, see here: PCYsg-OT6-p2

• notifications
• wpcom-block-editor

To test WordPress.com changes, run install-plugin.sh $pluginSlug add-wp-downgrade-to-incompatible-plugins on your sandbox.

[matticbot]

Here is how your PR affects size of JS and CSS bundles shipped to the user's browser:

Sections (~7 bytes added 📈 [gzipped])

name                             parsed_size           gzip_size
plugins                                +15 B  (+0.0%)       +5 B  (+0.0%)
marketplace                            +15 B  (+0.0%)       +2 B  (+0.0%)
jetpack-cloud-plugin-management        +15 B  (+0.0%)       +5 B  (+0.0%)

Sections contain code specific for a given set of routes. Is downloaded and parsed only when a particular route is navigated to.

Legend

What is parsed and gzip size?

Parsed Size: Uncompressed size of the JS and CSS files. This much code needs to be parsed and stored in memory.
Gzip Size: Compressed size of the JS and CSS files. This much data needs to be downloaded over network.

Generated by performance advisor bot at iscalypsofastyet.com.

[zdenys]

Before	After

[zdenys]

@sejas 👋 It's my first PR in Calypso and I am following the footsteps (from #93650) by @villanovachile 💟 so I hope you don't mind that I tag you as a reviewer. Let me know if you mind though. Thank you!

[zdenys]

FYI: The plugin WP Downgrade is already in the public list of incompatible plugins https://wordpress.com/support/plugins/incompatible-plugins/#database-file-system-altering-plugins

[villanovachile]

Working for me!

[sejas]

@zdenys !, Congrats in your first PR to Calypso! 👏

I tested it in calypso live by accessing https://wordpress.com/plugins/wp-downgrade
I confirm I see the notice and I cannot install wp-downgrade plugin in any of my sites.

Let me know if you need help deploying it.