home: emacs: use socket activation

conditional enabling caused circular dependencies somehow

home/emacs.nix

@@ -38,12 +38,13 @@ in {
       enable = true;
       # generate emacsclient desktop file
       client.enable = true;
+      socketActivation.enable = true;
     };
 
     programs.emacs = {
       enable = true;
       package = pkgs.emacsNativeComp;
-      extraPackages = epkgs: [epkgs.vterm epkgs.pdf-tools pkgs.lilypond];
+      extraPackages = epkgs: [epkgs.vterm epkgs.pdf-tools pkgs.lilypond epkgs.mu4e];
     };
   };
 }

hosts/hades/default.nix

@@ -92,6 +92,8 @@ in {
       adminpassFile = config.age.secrets."nextcloud/admin-pass".path;
     };
 
+    nginx.enable = true;
+
     paperless = {
       enable = true;
       port = 8085;

services/nginx.nix

@@ -9,12 +9,19 @@
 }: let
   inherit
     (lib)
+    mkEnableOption
     mkIf
     ;
+
+  cfg = config.my.services.nginx;
 in {
+  options.my.services.nginx = {
+    enable = mkEnableOption "Nginx reverse proxy";
+  };
+
   # Whenever something defines an nginx vhost, ensure that nginx defaults are
   # properly set.
-  config = mkIf ((builtins.attrNames config.services.nginx.virtualHosts) != ["localhost"]) {
+  config = mkIf (cfg.enable) {
     services.nginx = {
       enable = true;
       statusPage = true; # For monitoring scraping.