feat(net): add lag compensation with history rewind and interpolation

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

crates/voltex_net/src/lib.rs

@@ -5,6 +5,7 @@ pub mod client;
 pub mod reliable;
 pub mod snapshot;
 pub mod interpolation;
+pub mod lag_compensation;
 
 pub use packet::Packet;
 pub use socket::NetSocket;
@@ -13,3 +14,4 @@ pub use client::{NetClient, ClientEvent};
 pub use reliable::{ReliableChannel, OrderedChannel};
 pub use snapshot::{Snapshot, EntityState, serialize_snapshot, deserialize_snapshot, diff_snapshots, apply_diff};
 pub use interpolation::InterpolationBuffer;
+pub use lag_compensation::LagCompensation;