sshd can use outputRef for authorized_keys

examples/router-with-l2tp.nix

@@ -72,15 +72,6 @@ in rec {
     dependencies = [ services.wan-address-for-secrets ];
   };
 
-  services.ssh-keys = longrun {
-    name = "write-ssh-keys";
-    run = ''
-      mkdir -p /run/authorized_keys
-      exec ${pkgs.watch-ssh-keys}/bin/watch-ssh-keys -d /run/authorized_keys ${services.secrets} ssh/authorizedKeys
-    '';
-    dependencies = [ services.secrets ] ;
-  };
-
   services.wwan = svc.wwan.huawei-e3372.build {
     apn = "data.uk";
     username = "user";
@@ -188,9 +179,7 @@ in rec {
   };
 
   services.sshd = svc.ssh.build {
-    authorizedKeys = {
-      root = rsecrets.root.openssh.authorizedKeys.keys;
-    };
+    authorizedKeys = outputRef config.services.secrets "ssh/authorizedKeys";
   };
 
   services.lns-address = let