apptainer, singularity: drop obsolete LOCALSTATEDIR dirs

Leave only the SESSIONDIR, which is "$LOCALSTATEDIR/$projectName/mnt/session"

nixos/modules/programs/singularity.nix

@@ -82,10 +82,6 @@ in
     };
     systemd.tmpfiles.rules = [
       "d /var/lib/${cfg.packageOverriden.projectName}/mnt/session 0770 root root -"
-      "d /var/lib/${cfg.packageOverriden.projectName}/mnt/final 0770 root root -"
-      "d /var/lib/${cfg.packageOverriden.projectName}/mnt/overlay 0770 root root -"
-      "d /var/lib/${cfg.packageOverriden.projectName}/mnt/container 0770 root root -"
-      "d /var/lib/${cfg.packageOverriden.projectName}/mnt/source 0770 root root -"
     ];
   };
 

pkgs/build-support/singularity-tools/default.nix

@@ -111,7 +111,7 @@ rec {
             touch .${projectName}.d/env/94-appsbase.sh
 
             cd ..
-            mkdir -p /var/lib/${projectName}/mnt/{container,final,overlay,session,source}
+            mkdir -p /var/lib/${projectName}/mnt/session
             echo "root:x:0:0:System administrator:/root:/bin/sh" > /etc/passwd
             echo > /etc/resolv.conf
             TMPDIR=$(pwd -P) ${projectName} build $out ./img