Return proper error code

deploy/flake.nix

@@ -20,7 +20,7 @@
           systemd.services.alan = {
             enable = true;
             script = ''
-            ${pkgs}.new_alan
+            ${pkgs.new_alan}/bin/new_alan
             '';
           };
         })

flake.nix

@@ -132,10 +132,14 @@ ${pkgs.sops}/bin/sops -i -d secrets/config.nix
 ${pkgs.sops}/bin/sops -i -d secrets/deploy.sh
 export flake="$tmp/src/deploy"
 ${pkgs.runtimeShell} ./secrets/deploy.sh
+succ=$?
 popd
 rm -rf $tmp
-echo Listing $tmp
-ls $tmp && false || true
+if [ $succ -eq 0 ]; then
+  true
+else
+  false
+fi
 DOC
                 chmod +x $out
               '';