Update hosts/server/configuration.nix

hosts/server/configuration.nix

@@ -6,7 +6,7 @@
 {
   # Note this might jump back and forth as kernels are added or removed.
 #  boot.kernelPackages = config.boot.zfs.package.latestCompatibleLinuxPackages;
-boot.kernelModules = [ "zfs" ];
+#boot.kernelModules = [ "zfs" ];
     imports =
     [ # Include the results of the hardware scan.
       ../../common/configuration.nix
@@ -14,6 +14,19 @@ boot.kernelModules = [ "zfs" ];
       ../../modules/nix/remote-builder-client.nix
     ];
 
+boot.kernelPackages = lib.last (
+    lib.sort (a: b: (lib.versionOlder a.kernel.version b.kernel.version)) (
+      builtins.attrValues (
+        lib.filterAttrs (
+          name: kernelPackages:
+          (builtins.match "linux_[0-9]+_[0-9]+" name) != null
+          && (builtins.tryEval kernelPackages).success
+          && (!kernelPackages.${config.boot.zfs.package.kernelModuleAttribute}.meta.broken)
+        ) pkgs.linuxKernel.packages
+      )
+    )
+  );
+    
   networking.hostName = "server"; # Define your hostname.
     networking.hostId = "6689f93e";
   # Pick only one of the below networking options.