update email, deploy-rs

modules/mail.nix

@@ -7,7 +7,7 @@
     ensureAccounts = [ "lilac@grasswren.net" ];
     ensureCredentials."lilac@grasswren.net".passwordFile = config.sops.secrets.mxpass.path;
 
-    secrets = [ config.sops.secrets.cftoken.path ];
+    secrets = [ config.sops.secrets.cftoken.path config.sops.secrets.s2guser.path config.sops.secrets.s2gpass.path ];
 
     tls = {
       loader = "acme";
@@ -39,6 +39,13 @@
         dsn mailbox.db
       }
 
+      target.smtp relay {
+        hostname $(hostname)
+        starttls yes
+        auth plain "{env:S2GUSER}" "{env:S2GPASS}"
+        targets tcp://mail.smtp2go.com:587
+      }
+
       smtp tcp://0.0.0.0:25 {
         default_source {
           destination grasswren.net {
@@ -53,6 +60,16 @@
         }
       }
 
+      submission tls://0.0.0.0:587 {
+        auth &local_authdb
+
+        default_source {
+          default_destination {
+            deliver_to &relay
+          }
+        }
+      }
+
       imap tls://0.0.0.0:993 {
         auth &local_authdb
         storage &local_mailboxes