fix: move inline imports to top of file

Move HashSet (lib.rs) and AtomicBool (builder.rs) to top-level imports
per CLAUDE.md: "ALWAYS move imports to the top of the file"

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

Author: ben-kaufman

src/builder.rs

@@ -9,7 +9,7 @@ use std::collections::HashMap;
 use std::convert::TryInto;
 use std::default::Default;
 use std::path::PathBuf;
-use std::sync::atomic::AtomicU32;
+use std::sync::atomic::{AtomicBool, AtomicU32};
 use std::sync::{Arc, Mutex, Once, RwLock};
 use std::time::SystemTime;
 use std::{fmt, fs};
@@ -2371,9 +2371,7 @@ fn build_with_store_internal(
 		async_payments_role,
 		runtime_sync_intervals: Arc::new(RwLock::new(RuntimeSyncIntervals::default())),
 		local_rgs_timestamp,
-		accept_stale_channel_monitors: std::sync::atomic::AtomicBool::new(
-			accept_stale_channel_monitors,
-		),
+		accept_stale_channel_monitors: AtomicBool::new(accept_stale_channel_monitors),
 	})
 }
 

src/lib.rs

@@ -102,7 +102,7 @@ mod tx_broadcaster;
 mod types;
 mod wallet;
 
-use std::collections::HashMap;
+use std::collections::{HashMap, HashSet};
 use std::default::Default;
 use std::net::ToSocketAddrs;
 use std::ops::Deref;
@@ -731,7 +731,7 @@ impl Node {
 				// Deduplicate by counterparty — one payment per peer is enough to trigger
 				// a commitment round-trip. If a peer has multiple channels, each retry
 				// attempt may route through a different channel as outbound capacity shifts.
-				let mut seen_peers = std::collections::HashSet::new();
+				let mut seen_peers = HashSet::new();
 				for (_, counterparty_node_id, _) in &initial_update_ids {
 					if !seen_peers.insert(*counterparty_node_id) {
 						continue;
@@ -811,7 +811,7 @@ impl Node {
 					// Dedup by peer — the router may pick a different channel on each retry.
 					if last_retry_time.elapsed() >= retry_interval {
 						last_retry_time = tokio::time::Instant::now();
-						let mut retried_peers = std::collections::HashSet::new();
+						let mut retried_peers = HashSet::new();
 						for (ch_id, counterparty_node_id, initial_id) in &initial_update_ids {
 							let healed = chain_monitor
 								.get_monitor(*ch_id)