apptainer.src:85: W: macro-in-comment %prep
There is a unescaped macro after a shell style comment in the specfile. Macros
are expanded everywhere, so check if it can cause a problem in this case and
escape the macro with another leading % if appropriate.

apptainer.x86_64: W: no-soname /usr/lib/apptainer/lib/offsetpreload.so
apptainer.src: W: no-version-in-last-changelog
apptainer.x86_64: W: no-version-in-last-changelog
The latest changelog entry doesn't contain a version. Please insert the
version that is coherent with the version of the package and rebuild it.

apptainer.x86_64: W: non-standard-dir-in-var apptainer
Your package is creating a non-standard subdirectory in /var. The standard
directories are: account, cache, crash, games, lib, lock, log, mail, opt, run,
spool, tmp, yp, www, ftp.

apptainer.x86_64: W: obsolete-not-provided singularity-ce
apptainer.x86_64: W: obsolete-not-provided singularity-runtime
If a package is obsoleted by a compatible replacement, the obsoleted package
should also be provided in order to not cause unnecessary dependency breakage.
If the obsoleting package is not a compatible replacement for the old one,
leave out the Provides.

apptainer.x86_64: W: self-obsoletion singularity <= 3.8.5 obsoletes singularity
apptainer.x86_64: W: self-obsoletion singularity obsoletes singularity
The package obsoletes itself.  This is known to cause errors in various tools
and should thus be avoided, usually by using appropriately versioned Obsoletes
and/or Provides and avoiding unversioned ones.

apptainer.x86_64: W: suse-filelist-forbidden-fhs23 /var/apptainer is not allowed in FHS 2.3
see http://www.pathname.com/fhs/ for a better location

apptainer.x86_64: W: zero-length /etc/apptainer/capability.json
apptainer.x86_64: W: zero-length /etc/apptainer/global-pgp-public
2 packages and 0 specfiles checked; 0 errors, 12 warnings.