conditional kernel removal

base/Containerfile

@@ -12,7 +12,11 @@ RUN dnf swap -y --allowerasing fedora-release-common ultramarine-release-identit
 RUN dnf swap -y fedora-logos ultramarine-logos
 
 # Delete old kernels (and maybe all kernels except the latest one)
-RUN dnf remove -y $(dnf repoquery --installonly --latest-limit=-1 -q)
+
+# check if there are any old kernels then remove them
+# if empty then do nothing
+RUN if [ -n "$(dnf repoquery --installonly --latest-limit=-1 -q)" ]; then dnf remove -y $(dnf repoquery --installonly --latest-limit=-1 -q); fi
+# RUN dnf remove -y $(dnf repoquery --installonly --latest-limit=-1 -q) || true
 
 # reinstall kernel modules and stuff for the new kernel, install new kernel in case the old one was removed
 # Also install some extra packages :3