ghost: add mail server

flake.nix

@@ -32,6 +32,11 @@
       inputs.nixpkgs.follows = "nixpkgs";
     };
 
+    nixos-mailserver = {
+      url = "gitlab:simple-nixos-mailserver/nixos-mailserver/nixos-23.11";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+
     dzgui-nix = {
       url = "github:lelgenio/dzgui-nix";
     };

hosts/ghost/default.nix

@@ -11,6 +11,7 @@
     ./users.nix
     ./writefreely.nix
     ./renawiki.nix
+    ./email.nix
   ];
 
   # Use more aggressive compression then the default.

hosts/ghost/email.nix

@@ -0,0 +1,34 @@
+{ pkgs, inputs, ... }: {
+  networking.hostName = "lelgenio.xyz";
+
+  imports = [
+    inputs.nixos-mailserver.nixosModules.mailserver
+  ];
+
+  mailserver = {
+    enable = true;
+    fqdn = "mail.lelgenio.xyz";
+    domains = [ "lelgenio.xyz" ];
+    certificateScheme = "acme-nginx";
+    loginAccounts = {
+      "lelgenio@lelgenio.xyz" = {
+        hashedPassword = "$2y$05$z5s7QCXcs5uTFsfyYpwNJeWzb3RmzgWxNgcPCr0zjSytkLFF/qZmS";
+        aliases = [ "postmaster@lelgenio.xyz" ];
+      };
+    };
+  };
+
+  # Webmail
+  services.roundcube = rec {
+    enable = true;
+    package = pkgs.roundcube.withPlugins (p: [ p.carddav ]);
+    hostName = "mail.lelgenio.xyz";
+    extraConfig = ''
+      $config['smtp_host'] = "tls://${hostName}:587";
+      $config['smtp_user'] = "%u";
+      $config['smtp_pass'] = "%p";
+      $config['plugins'] = [ "carddav" ];
+    '';
+  };
+
+}