update 

host/misc/4user/default.nix

@@ -1,7 +0,0 @@
-{
-  imports = [
-    ./locale.nix
-    ./security.nix
-    ./user.nix
-  ];
-}

host/misc/default.nix

@@ -1,7 +1,15 @@
 {
-	imports = [
-		./4user
-		./perf
-		./nix
-	];
+  imports = [
+    ./autocpu.nix
+    ./battery.nix
+    ./locale.nix
+    ./nh.nix
+    ./nix.nix
+    ./pkgs.nix
+    ./security.nix
+    ./user.nix
+
+    ./zapret.nix
+    ./torrserver.nix
+  ];
 }

host/misc/nh.nix

@@ -1,7 +1,6 @@
 { ... }:
 {
-	# NIX HELPER
-	programs.nh = {
+	programs.nh = { # NIX HELPER
 		enable = true;
 		clean.enable = true;
 		clean.extraArgs = "--keep-since 4d --keep 3";

host/misc/nix/default.nix

@@ -1,7 +0,0 @@
-{
-  imports = [
-    ./nh.nix
-    ./nix.nix
-    ./pkgs.nix
-  ];
-}

host/misc/perf/default.nix

@@ -1,6 +0,0 @@
-{
-  imports = [
-    ./autocpu.nix
-    ./battery.nix
-  ];
-}

host/misc/torrserver.nix

@@ -1,4 +1,7 @@
 { pkgs, ... }:
+let
+  torrserver = pkgs.callpackage ./torrserver {};
+in
 {
   systemd = {
     services = { # SERVICES SEETINGS
@@ -6,7 +9,7 @@
         enable = true;
         after = ["multi-user.target"];
         wantedBy = ["multi-user.target"];
-        path = [ "${pkgs.torrserver}" ];
+        path = [ torrserver ];
         serviceConfig = {
           ExecStart = "torrserver";
         };

host/system/default.nix

@@ -1,6 +1,10 @@
 {
-	imports = [
-		./important
-		./other
-	];
+  imports = [
+    ./boot.nix
+    ./disks.nix
+    ./hardware.nix
+    ./services.nix
+    ./network.nix
+    ./sound.nix
+  ];
 }

host/system/important/default.nix

@@ -1,8 +0,0 @@
-{
-  imports = [
-    ./boot.nix
-    ./disks.nix
-    ./hardware.nix
-    ./services.nix
-  ];
-}

host/system/other/default.nix

@@ -1,8 +0,0 @@
-{
-  imports = [
-    ./network.nix
-    ./sound.nix
-    # ./torrserver.nix
-    ./zapret.nix
-  ];
-}