Add support for forknet

lib/net/mod.rs

@@ -165,10 +165,20 @@ const SIGNET_SEED_NODE_ADDRS: &[SocketAddr] = {
     &[SIGNET_MINING_SERVER, BIP300_XYZ]
 };
 
+const FORKNET_SEED_NODE_ADDRS: &[SocketAddr] = {
+    // explorer.bip300.xyz
+    const BIP300_XYZ: SocketAddr = SocketAddr::new(
+        std::net::IpAddr::V4(std::net::Ipv4Addr::new(157, 180, 8, 224)),
+        4000 + THIS_SIDECHAIN as u16,
+    );
+    &[BIP300_XYZ]
+};
+
 const fn seed_node_addrs(network: Network) -> &'static [SocketAddr] {
     match network {
         Network::Signet => SIGNET_SEED_NODE_ADDRS,
         Network::Regtest => &[],
+        Network::Forknet => FORKNET_SEED_NODE_ADDRS,
     }
 }
 

lib/net/peer/message.rs

@@ -26,6 +26,7 @@ pub const fn magic_bytes(network: Network) -> MagicBytes {
     match network {
         Network::Regtest => (),
         Network::Signet => b3 |= 0b0000_0001,
+        Network::Forknet => b3 |= 0b0000_0010,
     }
     [b0, b1, b2, b3]
 }

lib/types/mod.rs

@@ -856,6 +856,7 @@ pub enum Network {
     #[default]
     Signet,
     Regtest,
+    Forknet,
 }
 
 /// Semver-compatible version