Essential packages should not be in Depends

packaging/debian/control

 
 Package: saturnin-demo
 Architecture: all
-Depends: bash, shellfu-bash, shellfu-bash-core, shellfu-bash-saturnin
+Depends: shellfu-bash, shellfu-bash-core, shellfu-bash-saturnin
 Description: __MKIT_PROJ_TAGLINE__
  saturnin is Shellfu library that helps you easily build toolkit from
  various scripts that you may have lying around.  Instead of having a