remove kubernetes related stuff

nixos/machines/default.nix

@@ -125,26 +125,4 @@
       };
     };
   };
-
-  k3s = {
-    type = "virtual";
-    hypervisorName = "atlas";
-
-    nixosModule = {
-      microvm.balloonMem = 7680;
-
-      lab = {
-        k3s.enable = true;
-
-        vm = {
-          id = 4;
-
-          shares = [{
-            name = "k3s";
-            mountPoint = "/var/lib/rancher/k3s";
-          }];
-        };
-      };
-    };
-  };
 }

nixos/modules/default.nix

@@ -2,7 +2,6 @@
   imports = [
     ./storage.nix
     ./ssh-certificates.nix
-    ./k3s
     ./backups.nix
     ./networking
     ./data-sharing.nix

nixos/modules/k3s/bootstrap.nix

@@ -1,16 +0,0 @@
-{ kubenix, ... }: {
-  imports = [ kubenix.modules.k8s ];
-  kubernetes.resources.clusterRoleBindings.pim-cluster-admin = {
-    roleRef = {
-      apiGroup = "rbac.authorization.k8s.io";
-      kind = "ClusterRole";
-      name = "cluster-admin";
-    };
-    subjects = [
-      {
-        kind = "User";
-        name = "pim";
-      }
-    ];
-  };
-}

nixos/modules/k3s/default.nix

@@ -1,36 +0,0 @@
-{ pkgs, lib, config, kubenix, ... }:
-let cfg = config.lab.k3s;
-in {
-  options.lab.k3s.enable = lib.mkOption {
-    default = false;
-    type = lib.types.bool;
-    description = ''
-      Whether to start k3s with custom configuration.
-    '';
-  };
-
-  config = lib.mkIf cfg.enable {
-    environment.systemPackages = with pkgs; [ k3s ];
-
-    networking = {
-      nftables.enable = lib.mkForce false;
-      firewall.enable = lib.mkForce false;
-    };
-
-    services.k3s = {
-      enable = true;
-      role = "server";
-      extraFlags = "--tls-san ${config.networking.fqdn} --snapshotter native";
-    };
-
-    system.activationScripts.k3s-bootstrap.text =
-      let
-        k3sBootstrapFile = (kubenix.evalModules.x86_64-linux {
-          module = import ./bootstrap.nix;
-        }).config.kubernetes.result;
-      in
-      ''
-        ln -sf ${k3sBootstrapFile} /var/lib/rancher/k3s/server/manifests/k3s-bootstrap.json
-      '';
-  };
-}