Add Guided Journey Placeholder in Newly Built custom Redwood Page

Organization Name (Required - If you are an Oracle Partner, please provide the organization you are logging the idea on behalf of):

Description (Required):

Hi All,I am trying to create a new Redwood Page with the help of New App Extension but I not getting any placeholder to add Guided Journey in my custom (Newly) created redwood page.Have anyone created any custom or new redwood page with the facility to embedd guided journey in it.

Use Case and Business Need (Required):

Add Guided Journey in Custom Redwood Page apart from the redwood Pages delivered by Business,We have created a master agent that navigates to all different modules But currently we do not have Welcome Page in Redwood and we want to add our Agent in the Welcome page of oracle.