I think I finally understand how the postfix and dovecot

integration works now. Now the regular accounts should work again,
and with proper handling of catch all aliases for domains, as well
as handling postmaster and abuse emails being forwarded to khs
with proper auto tagging of the mails.

rust/program/ed25519-helper/src/main.rs

@@ -42,6 +42,6 @@ fn pem_private_key_to_sodium_private_key(p: PemPrivateKeyToSodiumPrivateKey) ->
     let libsodium_seed = &result[16..48];
     let keypair = libsodium_rs::crypto_sign::KeyPair::from_seed(libsodium_seed)?;
     let mut stdout = std::io::stdout();
-    stdout.write(keypair.secret_key.as_bytes())?;
+    stdout.write_all(keypair.secret_key.as_bytes())?;
     Ok(())
 }