DISKO

hosts/default/configuration.nix

@@ -151,12 +151,6 @@ in {
 	environment.variables.GTK_USE_PORTAL = "1";
 	environment.sessionVariables.GTK_USE_PORTAL = 1;
 
-	fileSystems = {
-		"/".options = [ "compress=zstd" ];
-		"/home".options = [ "compress=zstd" ];
-		"/nix".options = [ "compress=zstd" "noatime" ];
-	};
-
 	services.btrfs.autoScrub = {
 		enable = true;
 		interval = "monthly";

hosts/default/disko.nix

@@ -0,0 +1,57 @@
+{ lib, ... }:
+
+{
+	disko.devices = {
+		disk.main = {
+			type = "disk";
+			device = lib.mkDefault "/dev/nvme0n1";
+			content = {
+				type = "gpt";
+				partitions = {
+					ESP = {
+						size = "2G";
+						type = "EF00";
+						content = {
+							type = "filesystem";
+							format = "vfat";
+							mountpoint = "/boot";
+							mountOptions = [
+								"fmask=0022"
+								"dmask=0022"
+							];
+						};
+					};
+
+					nixos = {
+						size = "100%";
+						content = {
+							type = "btrfs";
+							extraArgs = [
+								"-f"
+								"-L"
+								"NixOS"
+							];
+							subvolumes = {
+								"@root" = {
+									mountpoint = "/";
+									mountOptions = [ "compress=zstd" ];
+								};
+								"@home" = {
+									mountpoint = "/home";
+									mountOptions = [ "compress=zstd" ];
+								};
+								"@nix" = {
+									mountpoint = "/nix";
+									mountOptions = [
+										"compress=zstd"
+										"noatime"
+									];
+								};
+							};
+						};
+					};
+				};
+			};
+		};
+	};
+}