Binary package “libflatpak-dev” in ubuntu lunar

Application deployment framework for desktop apps (development)

 Flatpak installs, manages and runs sandboxed desktop application bundles.
 See the flatpak package for a more comprehensive description.
 .
 This package contains development headers and pkg-config metadata
 for libflatpak0, and the flatpak-coredump and flatpak-bisect scripts used
 to debug Flatpak applications.