Creation of the of the Package file for a collection, per the EPUB 3.3 Package Document Specification. See also the PackageWrapper
documentation.
The method
Note that the internal structure of the final book, reflected in the modified manifest items, means putting each chapter into its own subdirectory, named after the chapter’s short name.
the final book data
Collection OPF file
Creation of the Package file for a collection, per the EPUB 3.3 Package Document Specification.