Plasma 6 git master, Wayland.

When searching for "gimp", Discover finds some GIMP plugins but not GIMP. See attached screenshot.

However `appstreamcli search gimp` finds it, as well as a lot more stuff:

appstreamcli search gimp
Identifier: org.gimp.GIMP.Plugin.Lensfun [addon]
Name: GimpLensfun
Summary: GimpLensfun is a Gimp plugin to correct lens distortion using the lensfun library and database.
Bundle: flatpak:runtime/org.gimp.GIMP.Plugin.Lensfun/x86_64/2-3.36
Homepage: https://seebk.github.io/GIMP-Lensfun/
---
Identifier: org.gimp.GIMP.Manual [addon]
Name: GIMP User Manual
Summary: GIMP User Manual
Bundle: flatpak:runtime/org.gimp.GIMP.Manual/x86_64/2.10
Homepage: https://gimp.org/
---
Identifier: gimp-data-extras [addon]
Name: Extra files for GIMP
Summary: Patterns, gradients, and other extra files for GIMP
Homepage: https://www.gimp.org/
---
Identifier: org.gimp.GIMP.Plugin.Resynthesizer [addon]
Name: Resynthesizer
Summary: Set of GIMP plug-ins that heal (in-paint), synthesize texture, theme an image, and more
Bundle: flatpak:runtime/org.gimp.GIMP.Plugin.Resynthesizer/x86_64/2-3.36
Homepage: http://logarithmic.net/pfh/resynthesizer
---
Identifier: org.gimp.GIMP.Plugin.BIMP [addon]
Name: BIMP
Summary: 
  Batch Image Manipulation Program, a GIMP plugin to apply a set of manipulations to an entire
  group of images!
Bundle: flatpak:runtime/org.gimp.GIMP.Plugin.BIMP/x86_64/2-3.36
Homepage: https://alessandrofrancesconi.it/projects/bimp/
---
Identifier: org.gimp.GIMP.Plugin.Fourier [addon]
Name: Fourier
Summary: A simple GIMP plug-in to do fourier transform on your image.
Bundle: flatpak:runtime/org.gimp.GIMP.Plugin.Fourier/x86_64/2-3.36
Homepage: https://www.lprp.fr/gimp_plugin_en/
---
Identifier: org.gimp.GIMP [desktop-application]
Name: GNU Image Manipulation Program
Summary: Create images and edit photographs
Bundle: flatpak:app/org.gimp.GIMP/x86_64/beta
Homepage: https://www.gimp.org/
Icon: org.gimp.GIMP.png
---
Identifier: org.gimp.GIMP [desktop-application]
Name: GNU Image Manipulation Program
Summary: Create images and edit photographs
Bundle: flatpak:app/org.gimp.GIMP/x86_64/stable
Homepage: https://www.gimp.org/
Icon: org.gimp.GIMP.png
---
Identifier: org.gimp.GIMP [desktop-application]
Name: GNU Image Manipulation Program
Summary: Create images and edit photographs
Homepage: https://www.gimp.org/
Icon: gimp
---
Identifier: org.gimp.GIMP.Plugin.FocusBlur [addon]
Name: FocusBlur
Summary: Focus Blur plug-in crete a blurring effect similar to Depth of Field.
Bundle: flatpak:runtime/org.gimp.GIMP.Plugin.FocusBlur/x86_64/2-3.36
Homepage: https://github.com/JMoerman/gimp-focusblur-plugin
---
Identifier: org.gimp.GIMP.Plugin.GMic [addon]
Name: G'MIC
Summary: GREYC's Magic for Image Computing
Bundle: flatpak:runtime/org.gimp.GIMP.Plugin.GMic/x86_64/2-3.36
Homepage: https://gmic.eu/
---
Identifier: org.gimp.GIMP.Plugin.GMic [addon]
Name: G'MIC
Summary: GREYC's Magic for Image Computing
Bundle: flatpak:runtime/org.gimp.GIMP.Plugin.GMic/x86_64/3
Homepage: https://gmic.eu/
---
Identifier: org.gimp.GIMP.Plugin.LiquidRescale [addon]
Name: LiquidRescale
Summary: 
  LiquidRescale plugin to resize pictures non uniformly while preserving their features, i.e.
  avoiding distortion of the important parts.
Bundle: flatpak:runtime/org.gimp.GIMP.Plugin.LiquidRescale/x86_64/2-3.36
Homepage: http://liquidrescale.wikidot.com/
---
Identifier: org.glimpse_editor.Glimpse [desktop-application]
Name: Glimpse
Summary: Create images and edit photographs
Bundle: flatpak:app/org.glimpse_editor.Glimpse/x86_64/beta
Homepage: https://glimpse-editor.github.io
Icon: org.glimpse_editor.Glimpse.png
---
Identifier: org.gabmus.swatch [desktop-application]
Name: Swatch
Summary: Color palette manager
Bundle: flatpak:app/org.gabmus.swatch/x86_64/stable
Homepage: https://swatch.gabmus.org
Icon: org.gabmus.swatch.png
---
Identifier: com.github.unrud.djpdf [desktop-application]
Name: Scans to PDF
Summary: Create small, searchable PDFs from scanned documents
Bundle: flatpak:app/com.github.unrud.djpdf/x86_64/stable
Homepage: https://github.com/Unrud/djpdf
Icon: com.github.unrud.djpdf.png