info_tfgrid/heroscript/duniayetu/book_collections.md

!!mdbook.export 
    title:'Dunia Yetu' 
    name:'duniayetu' 
    description:'Welcome to Dunia Yetu'
    summary_url:'https://git.ourworld.tf/tfgrid/info_tfgrid/src/branch/main/books/duniayetu'
    collections:'dy_intro, values, why, problems, solutions, farming_v4, freeflow, social_media_protocols' 
    production:0 //means we put it in summary