pc: move nix store to separate zfs dataset

flake.lock

@@ -7,11 +7,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1749178927,
-        "narHash": "sha256-bXcEx1aZUNm5hMLVJeuofcOrZyOiapzvQ7K36HYK3YQ=",
+        "lastModified": 1750650909,
+        "narHash": "sha256-HRNJuqo15PRKezyBjhNf2Tjj05EcSJ8q6xJyDDbmDXE=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "91287a0e9d42570754487b7e38c6697e15a9aab2",
+        "rev": "520fc4b50af1b365014c3748c126d3f52edb2f3b",
         "type": "github"
       },
       "original": {
@@ -58,11 +58,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1748929857,
-        "narHash": "sha256-lcZQ8RhsmhsK8u7LIFsJhsLh/pzR9yZ8yqpTzyGdj+Q=",
+        "lastModified": 1750506804,
+        "narHash": "sha256-VLFNc4egNjovYVxDGyBYTrvVCgDYgENp5bVi9fPTDYc=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "c2a03962b8e24e669fb37b7df10e7c79531ff1a4",
+        "rev": "4206c4cb56751df534751b058295ea61357bbbaa",
         "type": "github"
       },
       "original": {

hosts/Yura-PC/hardware-configuration.nix

@@ -18,6 +18,11 @@
       fsType = "zfs";
     };
 
+  fileSystems."/nix" =
+    { device = "zroot/data/nix";
+      fsType = "zfs";
+    };
+
   fileSystems."/boot" =
     { device = "/dev/disk/by-uuid/970C-6A15";
       fsType = "vfat";

modules/router/default.nix

@@ -14,7 +14,6 @@ in
       ./kea.nix
       ./glance.nix
       ./services.nix
-      ./keepalived.nix
     ];
   # Secrix for secrets management
   secrix.hostPubKey = vars.pubkey;

modules/router/keepalived.nix

@@ -1,10 +0,0 @@
-{ config, lib, pkgs, ... }:
-let
-  vaks = import ./vaks.nix config;
-in
-{
-  services.keepalived = {
-    enable = true;
-
-  };
-}

modules/router/services.nix

@@ -58,7 +58,7 @@ in
     enable = true;
     package = pkgs.caddy.withPlugins {
       plugins = [ "github.com/caddy-dns/cloudflare@v0.2.1" ];
-      hash = "sha256-Gsuo+ripJSgKSYOM9/yl6Kt/6BFCA6BuTDvPdteinAI=";
+      hash = "sha256-2D7dnG50CwtCho+U+iHmSj2w14zllQXPjmTHr6lJZ/A=";
     };
     virtualHosts."grouter.${domain}".extraConfig = ''
       encode