initial nixos flake setup

configuration.nix

@@ -0,0 +1,85 @@
+# Edit this configuration file to define what should be installed on
+# your system.  Help is available in the configuration.nix(5) man page
+# and in the NixOS manual (accessible by running ‘nixos-help’).
+
+{ config, pkgs, ...}:
+
+{
+  imports =
+    [
+      ./hardware-configuration.nix
+      ./home/manager.nix
+    ];
+
+  boot.loader.systemd-boot.enable = true;
+  boot.loader.efi.canTouchEfiVariables = true;
+
+  networking.hostName = "nixos";
+  networking.networkmanager.enable = true;
+
+  time.timeZone = "Asia/Kolkata";
+
+  i18n.defaultLocale = "en_IN";
+  i18n.extraLocaleSettings = {
+    LC_ADDRESS = "en_IN";
+    LC_IDENTIFICATION = "en_IN";
+    LC_MEASUREMENT = "en_IN";
+    LC_MONETARY = "en_IN";
+    LC_NAME = "en_IN";
+    LC_NUMERIC = "en_IN";
+    LC_PAPER = "en_IN";
+    LC_TELEPHONE = "en_IN";
+    LC_TIME = "en_IN";
+  };
+
+  services.xserver.enable = true;
+  services.displayManager.sddm.enable = true;
+  services.desktopManager.plasma6.enable = true;
+
+  services.xserver.xkb = {
+    layout = "us";
+    variant = "";
+  };
+
+  services.printing.enable = false;
+
+  services.pulseaudio.enable = false;
+  security.rtkit.enable = true;
+  services.pipewire = {
+    enable = true;
+    alsa.enable = true;
+    alsa.support32Bit = true;
+    pulse.enable = true;
+  };
+
+  users.users.aditya = {
+    isNormalUser = true;
+    description = "aditya";
+    extraGroups = [ "networkmanager" "wheel" ];
+    packages = with pkgs; [
+      kdePackages.kate
+    ];
+  };
+
+  programs.firefox.enable = true;
+  nixpkgs.config.allowUnfree = true;
+
+  environment.systemPackages =
+
+  (with pkgs; [
+    telegram-desktop
+    (discord.override {
+      withOpenASAR = true;
+    })
+    helix
+    nixd
+    nodejs
+  ]);
+
+  nix.settings.experimental-features = [
+    "nix-command"
+    "flakes"
+  ];
+
+  system.stateVersion = "25.11";
+}

flake.lock

@@ -0,0 +1,66 @@
+{
+  "nodes": {
+    "home-manager": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1777851538,
+        "narHash": "sha256-Gp8qwTEYNoy2yvmErVGlvLOQvrtEECCAKbonW7VJef8=",
+        "owner": "nix-community",
+        "repo": "home-manager",
+        "rev": "cc09c0f9b7eaa95c2d9827338a5eb03d32505ca5",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "ref": "release-25.11",
+        "repo": "home-manager",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1778003029,
+        "narHash": "sha256-q/nkKLDtHIyLjZpKhWk3cSK5IYsFqtMd6UtXF3ddjgA=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "0c88e1f2bdb93d5999019e99cb0e61e1fe2af4c5",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-25.11",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs-unstable": {
+      "locked": {
+        "lastModified": 1777954456,
+        "narHash": "sha256-hGdgeU2Nk87RAuZyYjyDjFL6LK7dAZN5RE9+hrDTkDU=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "549bd84d6279f9852cae6225e372cc67fb91a4c1",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "home-manager": "home-manager",
+        "nixpkgs": "nixpkgs",
+        "nixpkgs-unstable": "nixpkgs-unstable"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -0,0 +1,23 @@
+{
+  description = "aditya's flake";
+
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-25.11";
+    nixpkgs-unstable.url = "github:nixos/nixpkgs/nixos-unstable";
+    home-manager = {
+      url = "github:nix-community/home-manager/release-25.11";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+  };
+
+  outputs = { self, nixpkgs, home-manager, ... } @ inputs: {
+    nixosConfigurations.nixos = nixpkgs.lib.nixosSystem {
+      system = "x86_64-linux";
+      specialArgs = { inherit inputs; };
+      modules = [
+        ./configuration.nix
+        home-manager.nixosModules.home-manager
+      ];
+    };
+  };
+}

hardware-configuration.nix

@@ -0,0 +1,31 @@
+# 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 = [ "nvme" "xhci_pci" "usb_storage" "sd_mod" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ "kvm-amd" ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" =
+    { device = "/dev/disk/by-uuid/9f40ff0e-ae87-450f-9bd6-5926d23ab7ce";
+      fsType = "ext4";
+    };
+
+  fileSystems."/boot" =
+    { device = "/dev/disk/by-uuid/367B-5E6B";
+      fsType = "vfat";
+      options = [ "fmask=0077" "dmask=0077" ];
+    };
+
+  swapDevices = [ ];
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}

home/aditya.nix

@@ -0,0 +1,13 @@
+{...}:
+
+{
+  home.username = "aditya";
+  home.homeDirectory = "/home/aditya";
+  home.stateVersion = "25.11";
+
+  imports = [
+    ./programs/gh.nix
+    ./programs/git.nix
+    ./programs/zed.nix
+  ];
+}

home/manager.nix

@@ -0,0 +1,12 @@
+{...}:
+
+{
+  home-manager = {
+    useGlobalPkgs = true;
+    useUserPackages = true;
+    backupFileExtension = "aditya";
+    users = {
+      aditya = import ./aditya.nix;
+    };
+  };
+}

home/programs/gh.nix

@@ -0,0 +1,13 @@
+{...}:
+
+{
+  programs.gh = {
+    enable = true;
+    gitCredentialHelper = {
+      enable = true;
+    };
+    settings = {
+      git_protocol = "https";
+    };
+  };
+}

home/programs/git.nix

@@ -0,0 +1,17 @@
+{...}:
+
+{
+  programs.git = {
+    enable = true;
+    settings = {
+      user = {
+        name = "aditya";
+        email = "dedomil@tuta.io";
+      };
+    };
+    # signing = {
+    #   key = null;
+    #   signByDefault = true;
+    # };
+  };
+}

home/programs/zed.nix

@@ -0,0 +1,40 @@
+{...}:
+
+{
+  programs.zed-editor = {
+    enable = true;
+    extensions = ["crimson-theme"];
+    userSettings = {
+      ui_font_size = 20;
+      ui_font_family = "DejaVu Sans Mono";
+      buffer_font_size = 20;
+      buffer_font_family = "DejaVu Sans Mono";
+      autosave = {
+        after_delay = { milliseconds = 1000; };
+      };
+      colorize_brackets = true;
+      telemetry = {
+        diagnostics = false;
+        metrics = false;
+      };
+      project_panel = {
+        diagnostic_badges = true;
+        dock = "right";
+      };
+      collaboration_panel = {
+        dock = "right";
+      };
+      outline_panel = {
+        dock = "right";
+      };
+      git_panel = {
+        dock = "right";
+      };
+      theme = {
+        mode = "system";
+        light = "Crimson Light";
+        dark = "Crimson Dark";
+      };
+    };
+  };
+}

system/overlays.nix

@@ -0,0 +1,19 @@
+{ inputs, ... }:
+
+{
+  nixpkgs.overlays = [
+    (final: prev:
+      let
+        unstable-pkgs = import inputs.nixpkgs-unstable {
+          inherit (prev) system;
+          config.allowUnfree = true;
+          config.allowUnsupportedSystem = true;
+        };
+      in
+      {
+        inherit (unstable-pkgs) ollama kdePackages sddm;
+        unstable = unstable-pkgs;
+      }
+    )
+  ];
+}