refactor: centrally manage the network configuration of all hosts in homelab

feat: new host - tailscalw-gw

systems/colmena.nix

@@ -80,6 +80,11 @@ in {
       idol_kana_modules
       {host_tags = idol_kana_tags;}
     ]);
+    tailscale_gw = colmenaSystem (attrs.mergeAttrsList [
+      x64_base_args
+      homelab_tailscale_gw_modules
+      {host_tags = homelab_tailscale_gw_tags;}
+    ]);
 
     # riscv64 SBCs
     nozomi = colmenaSystem (attrs.mergeAttrsList [

systems/nixos.nix

@@ -23,6 +23,8 @@ in {
     aquamarine = nixosSystem (idol_aquamarine_modules // base_args);
     ruby = nixosSystem (idol_ruby_modules // base_args);
     kana = nixosSystem (idol_kana_modules // base_args);
+
+    tailscale_gw = nixosSystem (homelab_tailscale_gw_modules // base_args);
   };
 
   # take system images for idols
@@ -44,6 +46,8 @@ in {
         "aquamarine"
         "ruby"
         "kana"
+
+        "tailscale_gw"
       ]
       # generate proxmox image for virtual machines without desktop environment
       (host: self.nixosConfigurations.${host}.config.formats.proxmox)

systems/vars.nix

@@ -82,6 +82,16 @@ in {
   };
   idol_kana_tags = ["dist-build" "kana"];
 
+  homelab_tailscale_gw_modules = {
+    nixos-modules = [
+      ../hosts/homelab_tailscale_gw
+      ../modules/nixos/server/server.nix
+      ../modules/nixos/server/proxmox-hardware-configuration.nix
+    ];
+    # home-module.imports = [];
+  };
+  homelab_tailscale_gw_tags = ["tailscale-gw"];
+
   # 森友 望未, Moritomo Nozomi
   rolling_nozomi_modules = {
     nixos-modules = [