move common zfs settings to modules/base

hosts/vno1-oh2/configuration.nix

@@ -29,6 +29,7 @@
     timeZone = "Europe/Vilnius";
 
     base = {
+      zfs.enable = true;
       users.passwd = {
         root.passwordFile = config.age.secrets.root-passwd-hash.path;
         motiejus.passwordFile = config.age.secrets.motiejus-passwd-hash.path;
@@ -38,6 +39,12 @@
         enable = true;
         mountpoints = ["/home"];
       };
+
+      unitstatus = {
+        enable = true;
+        email = "motiejus+alerts@jakstys.lt";
+        units = ["nixos-upgrade"];
+      };
     };
 
     services = {
@@ -97,12 +104,6 @@
         "jakstys.lt.".data = myData.jakstysLTZone;
       };
     };
-
-    zfs = {
-      autoScrub.enable = true;
-      trim.enable = true;
-      expandOnBoot = "all";
-    };
   };
 
   networking = {