Add non-transaction-chaining scheduler

processor/primitives/src/output.rs

@@ -3,12 +3,22 @@ use std::io;
 
 use group::GroupEncoding;
 
+use borsh::{BorshSerialize, BorshDeserialize};
+
 use serai_primitives::{ExternalAddress, Balance};
 
 use crate::Id;
 
 /// An address on the external network.
-pub trait Address: Send + Sync + Clone + Into<ExternalAddress> + TryFrom<ExternalAddress> {
+pub trait Address:
+  Send
+  + Sync
+  + Clone
+  + Into<ExternalAddress>
+  + TryFrom<ExternalAddress>
+  + BorshSerialize
+  + BorshDeserialize
+{
   /// Write this address.
   fn write(&self, writer: &mut impl io::Write) -> io::Result<()>;
   /// Read an address.