Hack around sieve execution for multiple recipients.

This directive is supposed to prevent mail delivery loops that would be caused by portforwarding to itself.
Behind this ip address, however, there is our general mail vm and not immediately the mailinglist setup.

nixos/machines/bragi/configuration.nix

@@ -14,7 +14,7 @@
   system.stateVersion = "23.11";
 
   sops.secrets.backupKey = {
-    sopsFile = ./backupKey.yaml;
+    sopsFile = ./backupKey.secrets.yaml;
     owner = config.users.users.fsaccount.name;
     inherit (config.users.users.fsaccount) group;
     mode = "0400";

nixos/machines/lobon/configuration.nix

@@ -21,13 +21,13 @@
 
   sops.secrets = {
     allowlistPass = {
-      sopsFile = ./allowlistPass.yaml;
+      sopsFile = ./allowlistPass.secrets.yaml;
       owner = "mailman";
       group = "mailman";
       mode = "0400";
     };
     backupKey = {
-      sopsFile = ./backupKey.yaml;
+      sopsFile = ./backupKey.secrets.yaml;
       owner = "root";
       group = "root";
       mode = "0400";

nixos/machines/nyarlathotep/configuration.nix

@@ -45,7 +45,7 @@
 
   sops.secrets = let
     allowlistSops = {
-      sopsFile = ./allowlistPass.yaml;
+      sopsFile = ./allowlistPass.secrets.yaml;
       owner = "stalwart-mail";
       group = "stalwart-mail";
       mode = "0400";
@@ -58,19 +58,19 @@
     "allowlistPass/koma" = allowlistSops;
     # Virtual alias file
     "mathebau.aliases" = {
-      sopsFile = ./mathebau.aliases.yaml;
+      sopsFile = ./mathebau.aliases.secrets.yaml;
       owner = "stalwart-mail";
       group = "stalwart-mail";
       mode = "0440";
     };
     "mathechor.aliases" = {
-      sopsFile = ./mathechor.aliases.yaml;
+      sopsFile = ./mathechor.aliases.secrets.yaml;
       owner = "stalwart-mail";
       group = "stalwart-mail";
       mode = "0440";
     };
     "koma.aliases" = {
-      sopsFile = ./koma.aliases.yaml;
+      sopsFile = ./koma.aliases.secrets.yaml;
       owner = "stalwart-mail";
       group = "stalwart-mail";
       mode = "0440";
@@ -89,13 +89,13 @@
     };
     # password for https://stalw.art/docs/auth/authorization/administrator/#fallback-administrator encoded to be supplied in the basic auth header
     stalwartAdmin = {
-      sopsFile = ./stalwartAdmin.yaml;
+      sopsFile = ./stalwartAdmin.secrets.yaml;
       owner = "stalwart-mail";
       group = "stalwart-mail";
       mode = "0400";
     };
     backupKey = {
-      sopsFile = ./backupKey.yaml;
+      sopsFile = ./backupKey.secrets.yaml;
       owner = "root";
       group = "root";
       mode = "0400";