## Backwards Compat * Forwarding less than the expected amount in `ChannelManager::forward_intercepted_htlc` may break compatibility with versions of LDK prior to 0.0.116 * Setting `ChannelConfig::accept_underpaying_htlcs` may break compatibility with versions of LDK prior to 0.0.116, and unsetting the feature between restarts may lead to payment failures.