For creating and managing custom queryIndexDefinition you can refer the documentation.For reference, when you want to add custom index into a definition for a new metadata field :1. Goto /oak:index/<customIndexDefinition>/indexRules/cq:Page/properties/2. Create a new nt:unstructured node by the name...

You can try a few steps : Sometimes, npm cache corruption can cause issues. Try clearing the npm cache using:-> npm cache clean --forceOr update npm packages-> Update npm packagesOrLook into the logs generated during the frontend build process. They might provide more specific details about the fail...

To retrieve the URL of the thumbnail uploaded to page properties in AEM, you can use AEM's APIs to fetch the thumbnail's rendition path and generate the URL. public String getThumbnailURL(Page page, ResourceResolver resourceResolver) { String thumbnailURL = ""; Asset thumbnailAss...