i staging all over

hosts/harmonica/configuration.nix

@@ -4,8 +4,6 @@
   ...
 }: {
   imports = [
-    ./sd-image.nix
-    "${inputs.nixpkgs}/nixos/modules/installer/sd-card/sd-image-aarch64.nix"
     ./hardware-configuration.nix
     ../../modules
     inputs.agenix.nixosModules.default
@@ -27,22 +25,6 @@
 
   networking.hostName = "harmonica";
 
-  networking = {
-    interfaces."wlan0".useDHCP = true;
-    wireless = {
-      enable = true;
-      interfaces = ["wlan0"];
-      networks = {
-        "House_Bayram" = {
-          psk = "PASSWORD";
-        };
-        "it_hurts_when_IP" = {
-          psk = "PASSWORD";
-        };
-      };
-    };
-  };
-
   # NTP time sync.
   services.timesyncd.enable = true;
 

hosts/harmonica/hardware-configuration.nix

@@ -16,24 +16,12 @@
     algorithm = "zstd";
   };
 
-  sdImage = {
-    # bzip2 compression takes loads of time with emulation, skip it. Enable this if you're low on space.
-    compressImage = false;
-    imageName = "zero2.img";
 
-    extraFirmwareConfig = {
-      # Give up VRAM for more Free System Memory
-      # - Disable camera which automatically reserves 128MB VRAM
-      start_x = 0;
-      # - Reduce allocation of VRAM to 16MB minimum for non-rotated (32MB for rotated)
-      gpu_mem = 16;
+  fileSystems."/" = {
+    device = "/dev/disk/by-uuid/44444444-4444-4444-8888-888888888888";
+    fsType = "ext4";
+    };
 
-      # Configure display to 800x600 so it fits on most screens
-      # * See: https://elinux.org/RPi_Configuration
-      hdmi_group = 2;
-      hdmi_mode = 8;
-    };
-  };
 
   hardware = {
     enableRedistributableFirmware = lib.mkForce false;

hosts/harmonica/sd-image.nix

@@ -1,39 +0,0 @@
-# This module extends the official sd-image.nix with the following:
-# - ability to add options to the config.txt firmware
-{
-  config,
-  lib,
-  ...
-}: {
-  options.sdImage = with lib; {
-    extraFirmwareConfig = mkOption {
-      type = types.attrs;
-      default = {};
-      description = lib.mdDoc ''
-        Extra configuration to be added to config.txt.
-      '';
-    };
-  };
-
-  config = {
-    sdImage.populateFirmwareCommands =
-      lib.mkIf ((lib.length (lib.attrValues config.sdImage.extraFirmwareConfig)) > 0)
-      (
-        let
-          # Convert the set into a string of lines of "key=value" pairs.
-          keyValueMap = name: value: name + "=" + toString value;
-          keyValueList = lib.mapAttrsToList keyValueMap config.sdImage.extraFirmwareConfig;
-          extraFirmwareConfigString = lib.concatStringsSep "\n" keyValueList;
-        in
-          lib.mkAfter
-          ''
-            config=firmware/config.txt
-            # The initial file has just been created without write permissions. Add them to be able to append the file.
-            chmod u+w $config
-            echo "\n# Extra configuration" >> $config
-            echo "${extraFirmwareConfigString}" >> $config
-            chmod u-w $config
-          ''
-      );
-  };
-}