f - only use announced channels for intro nodes

Author: jkczyz

lightning/src/routing/router.rs

@@ -144,6 +144,7 @@ pub trait Router: MessageRouter {
 		amount_msats: u64, entropy_source: &ES, secp_ctx: &Secp256k1<T>
 	) -> Result<Vec<(BlindedPayInfo, BlindedPath)>, ()> {
 		first_hops.into_iter()
+			.filter(|details| details.is_public)
 			.filter(|details| details.counterparty.features.supports_route_blinding())
 			.filter(|details| amount_msats >= details.inbound_htlc_minimum_msat.unwrap_or(0))
 			.filter(|details| amount_msats <= details.inbound_htlc_maximum_msat.unwrap_or(0))