Add additional root placeholders in a code-first JSS sample app
By default, JSS applications define only one root placeholder in the
Layout component, but you can add multiple root placeholders if your use case requires it.
To define multiple root placeholders:
Add additional placeholder instances in your JSS
Layoutcomponent, giving each placeholder a unique name.
Add the placeholder settings items to the manifest.
package.jsonfile, in the
configoptions, list the placeholders in the