init: macmini nixos configuration.

flake.lock

@@ -0,0 +1,62 @@
+{
+  "nodes": {
+    "catppuccin": {
+      "inputs": {
+        "nixpkgs": "nixpkgs"
+      },
+      "locked": {
+        "lastModified": 1769432988,
+        "narHash": "sha256-q4arZjXnLiuMnLzO972lrXIGdzyGb4DGaIt69CcCYdE=",
+        "owner": "catppuccin",
+        "repo": "nix",
+        "rev": "d7a8632c0d8d144478aac1a8c8d5083b770cbb03",
+        "type": "github"
+      },
+      "original": {
+        "owner": "catppuccin",
+        "repo": "nix",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1769018530,
+        "narHash": "sha256-MJ27Cy2NtBEV5tsK+YraYr2g851f3Fl1LpNHDzDX15c=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "88d3861acdd3d2f0e361767018218e51810df8a1",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1769018530,
+        "narHash": "sha256-MJ27Cy2NtBEV5tsK+YraYr2g851f3Fl1LpNHDzDX15c=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "88d3861acdd3d2f0e361767018218e51810df8a1",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "catppuccin": "catppuccin",
+        "nixpkgs": "nixpkgs_2"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -0,0 +1,22 @@
+{
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    # napcat = {
+    #   url = "https://github.com/initialencounter/napcat.nix";
+    # };
+    catppuccin.url = "github:catppuccin/nix";
+  };
+  outputs =
+    inputs@{ nixpkgs, ... }:
+    {
+      nixosConfigurations = {
+        macmini = inputs.nixpkgs.lib.nixosSystem {
+          specialArgs = { inherit inputs; };
+          system = "x86_64-linux";
+          modules = [
+            ./host/macmini.nix
+          ];
+        };
+      };
+    };
+}

host/hardware-configuration.nix

@@ -0,0 +1,33 @@
+# Do not modify this file!  It was generated by ‘nixos-generate-config’
+# and may be overwritten by future invocations.  Please make changes
+# to /etc/nixos/configuration.nix instead.
+{ config, lib, pkgs, modulesPath, ... }:
+
+{
+  imports =
+    [ (modulesPath + "/installer/scan/not-detected.nix")
+    ];
+
+  boot.initrd.availableKernelModules = [ "xhci_pci" "ahci" "usbhid" "usb_storage" "sd_mod" "sdhci_pci" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ "kvm-intel" ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" =
+    { device = "/dev/disk/by-uuid/7ef653d0-f317-40fa-a9d0-8f0c8050410d";
+      fsType = "ext4";
+    };
+
+  fileSystems."/boot" =
+    { device = "/dev/disk/by-uuid/CF42-F4D2";
+      fsType = "vfat";
+      options = [ "fmask=0022" "dmask=0022" ];
+    };
+
+  swapDevices =
+    [ { device = "/dev/disk/by-uuid/a1931d27-cafb-4269-83f7-808d1509fa0c"; }
+    ];
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}

host/macmini.nix

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+{
+  pkgs,
+  ...
+}:
+
+{
+  imports = [
+    ./hardware-configuration.nix
+
+    ../modules/services/ddns-go.nix
+    ../modules/services/nignx.nix
+    ../modules/services/gitea.nix
+
+    ../modules/system/boot.nix
+    ../modules/system/networking.nix
+
+    ../modules/programs/bash
+    ../modules/programs/tools.nix
+  ];
+
+  time.timeZone = "Aisa/Shanghai";
+
+  i18n.defaultLocale = "en_US.UTF-8";
+
+  users.users.sky = {
+    isNormalUser = true;
+    extraGroups = [ "wheel" ];
+    packages = with pkgs; [
+      tree
+    ];
+  };
+
+  system.stateVersion = "25.11";
+}

modules/programs/bash/amro.omp.json

@@ -0,0 +1,57 @@
+{
+  "$schema": "https://raw.githubusercontent.com/JanDeDobbeleer/oh-my-posh/main/themes/schema.json",
+  "blocks": [
+    {
+      "alignment": "left",
+      "segments": [
+        {
+          "foreground": "#45F1C2",
+          "style": "plain",
+          "template": "\uf313 {{ .UserName }} on",
+          "type": "session"
+        },
+        {
+          "foreground": "#0CA0D8",
+          "properties": {
+            "folder_separator_icon": "/",
+            "style": "full"
+          },
+          "style": "plain",
+          "template": " \uf07b {{ .Path }} ",
+          "type": "path"
+        },
+        {
+          "foreground": "#14A5AE",
+          "powerline_symbol": "\ue0b0",
+          "properties": {
+            "fetch_upstream_icon": true
+          },
+          "style": "plain",
+          "template": "{{ .UpstreamIcon }}{{ .HEAD }}{{ if gt .StashCount 0 }} \ueb4b {{ .StashCount }}{{ end }} ",
+          "type": "git"
+        }
+      ],
+      "type": "prompt"
+    },
+    {
+      "alignment": "left",
+      "newline": true,
+      "segments": [
+        {
+          "foreground": "#cd5e42",
+          "style": "plain",
+          "template": "\ue3bf ",
+          "type": "root"
+        },
+        {
+          "foreground": "#CD4277",
+          "style": "plain",
+          "template": "# ",
+          "type": "text"
+        }
+      ],
+      "type": "prompt"
+    }
+  ],
+  "version": 3
+}   

modules/programs/bash/default.nix

@@ -0,0 +1,24 @@
+{ pkgs, ... }:
+{
+  environment.systemPackages = with pkgs; [
+    direnv
+    fzf
+  ];
+
+  programs.direnv = {
+    enable = true;
+  };
+
+  programs.bash = {
+    enable = true;
+    shellInit =
+      let
+        theme = ./amro.omp.json;
+      in
+      ''
+        eval "$(${pkgs.oh-my-posh}/bin/oh-my-posh init bash --config ${theme})"
+        eval "$(${pkgs.direnv}/bin/direnv hook bash)"
+        eval "$(${pkgs.fzf}/bin/fzf --bash)"
+      '';
+  };
+}

modules/programs/tools.nix

@@ -0,0 +1,11 @@
+{ pkgs, ... }:
+
+{
+  environment.systemPackages = with pkgs; [
+    nil
+    neovim
+    wget
+    git
+    fastfetch
+  ];
+}

modules/services/ddns-go.nix

@@ -0,0 +1,38 @@
+{ pkgs, ... }:
+
+{
+  environment.systemPackages = with pkgs; [
+    ddns-go
+  ];
+
+  systemd.services.ddns-go = {
+    description = "DDNS-Go";
+    after = [ "network.target" ];
+    wantedBy = [ "multi-user.target" ];
+
+    serviceConfig = {
+      Type = "simple";
+      ExecStart = "${pkgs.ddns-go}/bin/ddns-go -l [::]:9876 -f 300";
+      Restart = "always";
+      RestartSec = 3;
+      User = "ddns-go";
+      Group = "ddns-go";
+
+      StateDirectory = "ddns-go";
+      Environment = "HOME=/var/lib/ddns-go";
+
+      NoNewPrivileges = true;
+      PrivateTmp = true;
+      ProtectSystem = "strict";
+      ReadWritePaths = "/var/lib/ddns-go";
+    };
+  };
+
+  users.users.ddns-go = {
+    isSystemUser = true;
+    group = "ddns-go";
+    home = "/var/lib/ddns-go";
+    createHome = true;
+  };
+  users.groups.ddns-go = { };
+}

modules/services/gitea.nix

@@ -0,0 +1,38 @@
+{ inputs, pkgs, ... }:
+{
+  imports = [
+    inputs.catppuccin.nixosModules.catppuccin
+  ];
+
+  # Catppuccin Mocha Style
+
+  catppuccin.gitea = {
+    enable = true;
+    accent = "sky";
+    flavor = "mocha";
+  };
+
+  services.gitea = {
+    enable = true;
+    user = "git";
+    group = "git";
+
+    stateDir = "/var/lib/gitea";
+
+    database = {
+      type = "sqlite3";
+    };
+
+  };
+
+  users.groups.git = { };
+
+  users.users.git = {
+    isNormalUser = true;
+    home = "/var/lib/gitea";
+    extraGroups = [ "git" ];
+    packages = with pkgs; [
+      gitea
+    ];
+  };
+}

modules/services/nignx.nix

@@ -0,0 +1,3 @@
+{ ... }:
+
+{ }

modules/services/qqbot.nix

@@ -0,0 +1,4 @@
+{ inputs, ... }:
+{
+
+}

modules/system/boot.nix

@@ -0,0 +1,16 @@
+{ pkgs, ... }:
+{
+  boot.kernelPackages = pkgs.linuxPackages_latest;
+  boot.loader = {
+    efi = {
+      canTouchEfiVariables = true;
+      efiSysMountPoint = "/boot";
+    };
+    grub = {
+      enable = true;
+      device = "nodev";
+
+      efiSupport = true;
+    };
+  };
+}

modules/system/networking.nix

@@ -0,0 +1,10 @@
+{ ... }:
+{
+  services.openssh.enable = true;
+
+  networking = {
+    hostName = "macmini";
+    firewall.enable = false;
+    networkmanager.enable = true;
+  };
+}