refactor(vars,hosts): networking & k3s clusters

outputs/x86_64-linux/src/homelab-tailscale-gw.nix

@@ -1,37 +0,0 @@
-{
-  # NOTE: the args not used in this file CAN NOT be removed!
-  # because haumea pass argument lazily,
-  # and these arguments are used in the functions like `mylib.nixosSystem`, `mylib.colmenaSystem`, etc.
-  inputs,
-  lib,
-  mylib,
-  myvars,
-  system,
-  genSpecialArgs,
-  ...
-} @ args: let
-  name = "tailscale-gw";
-  tags = [name "homelab-network"];
-  ssh-user = "root";
-
-  modules = {
-    nixos-modules = map mylib.relativeToRoot [
-      # common
-      "secrets/nixos.nix"
-      "modules/nixos/server/server.nix"
-      "modules/nixos/server/proxmox-hardware-configuration.nix"
-      # host specific
-      "hosts/homelab-${name}"
-    ];
-  };
-
-  systemArgs = modules // args;
-in {
-  nixosConfigurations.${name} = mylib.nixosSystem systemArgs;
-
-  colmena.${name} =
-    mylib.colmenaSystem (systemArgs // {inherit tags ssh-user;});
-
-  # generate proxmox image for virtual machines without desktop environment
-  packages.${name} = inputs.self.nixosConfigurations.${name}.config.formats.proxmox;
-}