[Bug]: Cannot search for apps on discover page

[blizzz]

⚠️ This issue respects the following points: ⚠️

• This is a bug, not a question or a configuration/webserver/proxy issue.
• This issue is not already reported on Github OR Nextcloud Community Forum (I've searched it).
• Nextcloud Server is up to date. See Maintenance and Release Schedule for supported versions.
• I agree to follow Nextcloud's Code of Conduct.

Bug description

On the discover page of apps, which is the default page, it is not possible to search for apps. You have to first jump to e.g. "Your apps"

Steps to reproduce

1. Via the upper right menu, got to "Apps"
2. Open the search
3. Search for an app

Expected behavior

Matching apps are found and shown

Installation method

None

Nextcloud Server version

master

Operating system

None

PHP engine version

None

Web server

None

Database engine version

None

Is this bug present after an update or on a fresh install?

None

Are you using the Nextcloud Server Encryption module?

None

What user-backends are you using?

• Default user-backend (database)
• LDAP/ Active Directory
• SSO - SAML
• Other

Configuration report

No response

List of activated Apps

No response

Nextcloud Signing status

No response

Nextcloud Logs

No response

Additional info

No response

[joshtrichards]

Duplicate of #45558

(this one came first but that one has the more active discussion plus this predates master/upcoming v30 anyhow)