Created nixos directory and added Mecca configuration files

.config/nixos/laptop/mecca/configuration.nix

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+{ config, lib, pkgs, inputs, ... }:
+
+{
+  imports =
+    [ 
+      ./hardware-configuration.nix
+    ];
+
+  # Enable automatic system updates
+  system.autoUpgrade = {
+    enable = true;
+    flake = inputs.self.outPath;
+    flags = [
+      "--update-input"
+      "nixpkgs"
+      "-L" # print build logs
+    ];
+    dates = "weekly";
+    randomizedDelaySec = "45min";
+  };
+  # Allow non-free software (RMS will be mad at me :<)
+  nixpkgs.config.allowUnfree = true;
+  # Enable nix-command and flakes
+  nix.settings.experimental-features = [ "nix-command" "flakes"];
+
+  # SystemD-boot is good enough
+  boot.loader.systemd-boot.enable = true;
+  boot.loader.efi.canTouchEfiVariables = true;
+  systemd.tpm2.enable = false;
+
+  networking.hostName = "mecca"; # Change for given system
+  networking.networkmanager.enable = true;  
+
+  # Timezone => AST
+  time.timeZone = "America/St_Thomas";
+  
+  stylix = {
+    enable = true;
+    image = ./bg.jpg;
+  };
+
+  # Hyprland looks nice so I'm using it
+  programs.hyprland = {
+    enable = true;
+    withUWSM = true;
+    xwayland.enable = true;
+  };
+  environment.sessionVariables.NIXOS_OZONE_WL = "1";
+  xdg.portal.enable = true;
+  xdg.portal.extraPortals = [ pkgs.xdg-desktop-portal-gtk ];
+
+  # using piprewire cuz embrace muh modernity
+  services.pipewire = {
+    enable = true;
+    pulse.enable = true;
+  };
+
+  services.libinput.enable = true; # for laptop touchpad
+
+  # Laptop battery optimizations
+  # NOTE: Comment out if on PC/Not required for your rig
+  services.tlp = {
+    enable = true;
+    settings = {
+      CPU_SCALING_GOVERNOR_ON_AC = "performance";
+      CPU_SCALING_GOVERNOR_ON_BAT = "powersave";
+
+      CPU_ENERGY_PERF_POLICY_ON_AC = "performance";
+      CPU_ENERGY_PERF_POLICY_ON_BAT = "power";
+
+      CPU_MIN_PERF_ON_AC = 0;
+      CPU_MAX_PERF_ON_AC = 100;
+      CPU_MIN_PERF_ON_BAT = 0;
+      CPU_MAX_PERF_ON_BAT = 20;
+
+      START_CHARGE_THRESH_BAT0 = 40; # 40 and below it starts to charge
+      STOP_CHARGE_THRESH_BAT0 = 80; # 80 and above it stops charging
+    };
+  };
+  services.auto-cpufreq.enable = true;
+  services.auto-cpufreq.settings = {
+    battery = {
+      governor = "powersave";
+      turbo = "never";
+    };
+    charger = {
+      governor = "performance";
+      turbo = "auto";
+    };
+  };
+  powerManagement.powertop.enable = true;
+
+  # Kanata setup 
+  # Mostly copied from https://dev.to/shanu-kumawat/how-to-set-up-kanata-on-nixos-a-step-by-step-guide-1jkc
+  boot.kernelModules = [ "uinput" ]; # Enable uinput kernel module
+  hardware.uinput.enable = true; # Enable uinput
+  # Set up udev rules for uinput
+  services.udev.extraRules = '' 
+    KERNEL=="uinput", MODE="0660", GROUP="uinput", OPTIONS+="static_node=uinput"
+  '';   
+  users.groups.uinput = {  }; # ensure uinput group exists
+  # Add Kanata service user to necessary groups
+  systemd.services.kanata-internalKeyboard.serviceConfig = {
+    SupplementaryGroups = [
+      "input"
+      "uinput"
+    ];
+  };
+  # Kanata configuration
+  services.kanata = {
+    enable = true;
+    keyboards = {
+      internalKeyboard = {
+        devices = [
+          "/dev/input/by-path/platform-i8042-serio-0-event-kbd"
+        ];
+      extraDefCfg = "concurrent-tap-hold yes";
+      config = builtins.readFile ./kanata.kbd;
+      };
+    };
+  };
+
+  # Default user account
+  users.users.lunita = {
+    isNormalUser = true;
+    extraGroups = [ "wheel" ]; 
+    packages = with pkgs; [
+      tree
+    ];
+    shell = pkgs.zsh;
+  };
+  # Enabling Emacs server
+  services.emacs = {
+    enable = true;
+    package = pkgs.emacs-gtk;
+  };
+  # Enable zsh
+  programs.zsh.enable = true;
+  # Going with FF for now. Might switch over to Zen eventually
+  programs.firefox.enable = true; 
+  # Enable Tailscale for homeserver stuff
+  services.tailscale.enable = true;
+  # Enable syncthing for Obsidian & KeePass DB sync across devices
+  services.syncthing.enable = true;
+
+  environment.systemPackages = with pkgs; [
+    home-manager # For using Nix Home Manager
+    zsh # Default user shell
+    jq
+    stow # For dotfiles deployment. May use home-manager in future 
+    fastfetch # Muh epic r1ce!!!
+    minecraftia # font
+    jetbrains-mono # font
+    terminus_font # font
+    neovim # Terminal text editor
+    wget # coreutil for some script compatibility
+    htop # Resource manager
+    waybar # Status bar
+    libnotify # Desktop notifications
+    swww # Wallpaper manager
+    brightnessctl # For laptop backlight brightness control
+    grim # screenshot utility
+    slurp # select utility
+    wl-clipboard # xclip alternative
+    rofi-wayland # Dmenu replacement for Wayland
+    ghostty # Terminal emulator
+    mpv # Video player
+    zathura # PDF/CBZ/EPUB/DJVU reader
+    tmux # Tride and true terminal multiplexer
+    obsidian # For epic note taking (really just mediocre journaling)
+    keepassxc # Secure password manager
+    syncthing # Self explanatory
+    tailscale # Same as above
+  ];
+
+  # Enable OpenSSH SSH Daemon
+  services.openssh.enable = true;
+
+  # Copy sysconf in case this file is deleted or corrupted
+  # NOTE: Doesn't work with flakes enabled.
+  # system.copySystemConfiguration = true;
+
+  system.stateVersion = "25.05";
+}

.config/nixos/laptop/mecca/flake.nix

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+{
+  description = "System flake";
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    stylix.url = "github:danth/stylix";
+  };
+  outputs = { self, nixpkgs, ... }@inputs: {
+    nixosConfigurations.mecca = nixpkgs.lib.nixosSystem {
+      specialArgs = {inherit inputs;};
+      modules = [
+        ./configuration.nix 
+	inputs.stylix.nixosModules.stylix
+      ];
+    };
+  };
+}
+

.config/nixos/laptop/mecca/hardware-configuration.nix

@@ -0,0 +1,41 @@
+# 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" "nvme" "usb_storage" "sd_mod" "rtsx_pci_sdmmc" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ "kvm-intel" ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" =
+    { device = "/dev/disk/by-uuid/9c7f9128-0371-4b7b-b0fb-86aeabe0491a";
+      fsType = "ext4";
+    };
+
+  fileSystems."/boot" =
+    { device = "/dev/disk/by-uuid/BE22-C08F";
+      fsType = "vfat";
+      options = [ "fmask=0077" "dmask=0077" ];
+    };
+
+  swapDevices =
+    [ { device = "/dev/disk/by-uuid/8380ab37-d79c-4b25-888b-d457596dcfae"; }
+    ];
+
+  # 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.enp0s31f6.useDHCP = lib.mkDefault true;
+  # networking.interfaces.wlp2s0.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}