feat: init arcadia

machines/arcadia/default.nix

@@ -0,0 +1,90 @@
+{
+  pkgs,
+  inputs,
+  ...
+}:
+
+{
+  imports = [
+    ./hardware.nix
+    ./home-julien.nix
+  ];
+
+  machine.meta = {
+    arch = "x86_64-linux";
+    nixpkgs_version = inputs.unstable;
+    hm_version = inputs.home-manager-unstable;
+    # TODO: Fix colmena deployment
+    ips.public.ipv4 = "127.0.0.1";
+
+  };
+
+  environment.persistence."/persistent" = {
+    hideMounts = true;
+    directories = [
+      "/var/lib"
+      "/var/log"
+      "/etc/NetworkManager/system-connections"
+    ];
+    files = [
+      "/etc/machine-id"
+      "/etc/ssh/ssh_host_ed25519_key"
+      "/etc/ssh/ssh_host_ed25519_key.pub"
+    ];
+  };
+  programs.fuse.userAllowOther = true;
+
+  fileSystems."/persistent".neededForBoot = true;
+
+  disko = import ./disko.nix;
+
+  boot.loader.systemd-boot.enable = true;
+
+  networking.wireless.enable = false;
+
+  services.tailscale.enable = true;
+
+  networking.networkmanager.enable = true;
+
+  networking.networkmanager.dns = "systemd-resolved";
+  services.resolved.enable = true;
+
+  services.dbus.enable = true;
+
+  programs.dconf.enable = true;
+
+  security.polkit.enable = true;
+
+  nix = {
+    distributedBuilds = true;
+    buildMachines = [
+      {
+        hostName = "epyc.infra.newtype.fr";
+        maxJobs = 100;
+        systems = [ "x86_64-linux" ];
+        sshUser = "root";
+        supportedFeatures = [
+          "kvm"
+          "nixos-test"
+        ];
+        sshKey = "/home/julien/.ssh/id_ed25519";
+        speedFactor = 2;
+      }
+    ];
+  };
+
+  environment.systemPackages = with pkgs; [
+    tailscale
+    brightnessctl
+    sbctl
+  ];
+
+  security.pam.services.swaylock = { };
+
+  programs.ssh.startAgent = true;
+
+  services.xserver.desktopManager.gnome.enable = true;
+
+  services.gnome.gnome-keyring.enable = true;
+  system.stateVersion = "25.05";
+}

machines/arcadia/disko.nix

@@ -0,0 +1,90 @@
+{
+  devices = {
+    disk = {
+      main = {
+        type = "disk";
+        device = "/dev/disk/by-id/nvme-PNY_CS2241_4TB_SSD_PNY23362309060100017";
+        content = {
+          type = "gpt";
+          partitions = {
+            boot = {
+              size = "1M";
+              type = "EF02";
+            };
+            ESP = {
+              size = "10G";
+              type = "EF00";
+              content = {
+                type = "filesystem";
+                format = "vfat";
+                mountpoint = "/boot";
+              };
+            };
+            swap = {
+              size = "16G";
+              content = {
+                type = "swap";
+                discardPolicy = "both";
+              };
+            };
+            luks = {
+              size = "100%";
+              content = {
+                type = "luks";
+                name = "crypted";
+                extraOpenArgs = [ ];
+                passwordFile = "/tmp/secret.key";
+                settings = {
+                  # if you want to use the key for interactive login be sure there is no trailing newline
+                  # for example use `echo -n "password" > /tmp/secret.key`
+                  allowDiscards = true;
+                };
+                content = {
+                  type = "lvm_pv";
+                  vg = "mainpool";
+                };
+              };
+            };
+          };
+        };
+      };
+    };
+    lvm_vg = {
+      mainpool = {
+        type = "lvm_vg";
+        lvs = {
+          root = {
+            size = "500G";
+            pool = "mainpool";
+            content = {
+              type = "filesystem";
+              format = "ext4";
+              mountpoint = "/";
+              mountOptions = [ "defaults" ];
+            };
+          };
+          persistent = {
+            size = "1T";
+            pool = "mainpool";
+            content = {
+              type = "filesystem";
+              format = "ext4";
+              mountpoint = "/persistent";
+              mountOptions = [ "defaults" ];
+            };
+          };
+
+          store = {
+            size = "2T";
+            pool = "mainpool";
+            content = {
+              type = "filesystem";
+              format = "ext4";
+              mountpoint = "/nix";
+            };
+          };
+        };
+      };
+    };
+  };
+}

machines/arcadia/hardware.nix

@@ -0,0 +1,33 @@
+{
+  config,
+  lib,
+  modulesPath,
+  ...
+}:
+
+{
+  imports = [ (modulesPath + "/installer/scan/not-detected.nix") ];
+
+  boot.initrd.availableKernelModules = [
+    "xhci_pci"
+    "ahci"
+    "nvme"
+    "usb_storage"
+    "sd_mod"
+  ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ "kvm-intel" ];
+  boot.extraModulePackages = [ ];
+
+  # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
+  # (the default) this is the recommended approach. When using systemd-networkd it's
+  # still possible to use this option, but it's recommended to use it in conjunction
+  # with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
+  networking.useDHCP = lib.mkDefault true;
+  # networking.interfaces.enp1s0.useDHCP = lib.mkDefault true;
+  # networking.interfaces.wlp3s0.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  powerManagement.cpuFreqGovernor = lib.mkDefault "powersave";
+  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}

machines/arcadia/home-julien.nix

@@ -0,0 +1,69 @@
+{ pkgs, ... }:
+{
+
+  luj.hmgr.julien = {
+    home.stateVersion = "25.05";
+    luj.programs.neovim.enable = true;
+    luj.programs.ssh-client.enable = true;
+    luj.programs.git.enable = true;
+    luj.programs.gtk.enable = true;
+    luj.programs.kitty.enable = true;
+    luj.programs.dunst.enable = true;
+    luj.programs.fish.enable = true;
+    luj.programs.firefox.enable = true;
+    luj.programs.pass.enable = true;
+
+    programs.direnv = {
+      enable = true;
+      nix-direnv.enable = true;
+    };
+
+    home.pointerCursor = {
+      name = "Adwaita";
+      package = pkgs.adwaita-icon-theme;
+      size = 15;
+      x11 = {
+        enable = true;
+        defaultCursor = "Adwaita";
+      };
+    };
+
+    home.packages =
+      with pkgs;
+      [
+        du-dust
+        kitty
+        jq
+        lazygit
+        fira-code
+        feh
+        meld
+        emacs
+        vlc
+        jftui
+        libreoffice
+        font-awesome
+        cantarell-fonts
+        roboto
+        htop
+        evince
+        mosh
+        zotero
+        flameshot
+        kitty
+        networkmanagerapplet
+        xdg-utils
+        step-cli
+        gh
+        signal-desktop
+        scli
+        texlive.combined.scheme-full
+      ]
+      ++ builtins.filter lib.attrsets.isDerivation (builtins.attrValues pkgs.nerd-fonts);
+    fonts.fontconfig.enable = true;
+
+    home.keyboard = {
+      layout = "fr";
+    };
+  };
+}