[fix](trx-server): gate test-only history imports

src/trx-server/src/audio.rs

@@ -6,7 +6,9 @@
 
 #[cfg(feature = "ft2")]
 use std::collections::HashMap;
-use std::collections::{HashSet, VecDeque};
+use std::collections::HashSet;
+#[cfg(test)]
+use std::collections::VecDeque;
 use std::net::SocketAddr;
 use std::sync::atomic::{AtomicBool, Ordering};
 use std::sync::{Arc, Mutex};
@@ -33,10 +35,9 @@ use trx_core::audio::{
     AUDIO_MSG_VCHAN_MODE, AUDIO_MSG_VCHAN_REMOVE, AUDIO_MSG_VCHAN_SUB, AUDIO_MSG_VCHAN_UNSUB,
     AUDIO_MSG_VDES_DECODE, AUDIO_MSG_WEFAX_DECODE, AUDIO_MSG_WEFAX_PROGRESS, AUDIO_MSG_WSPR_DECODE,
 };
-use trx_core::decode::{
-    AisMessage, AprsPacket, CwEvent, DecodedMessage, Ft8Message, LrptImage, LrptProgress,
-    WsprMessage,
-};
+#[cfg(test)]
+use trx_core::decode::{AisMessage, AprsPacket, CwEvent};
+use trx_core::decode::{DecodedMessage, Ft8Message, LrptImage, LrptProgress, WsprMessage};
 use trx_core::rig::state::{RigMode, RigState};
 use trx_core::vchan::SharedVChanManager;
 use trx_cw::CwDecoder;
@@ -46,9 +47,9 @@ use trx_wspr::WsprDecoder;
 use uuid::Uuid;
 
 use crate::config::AudioConfig;
-use crate::history_policy::{
-    current_timestamp_ms, enforce_capacity, lock_or_recover, prune_by_age, MAX_HISTORY_ENTRIES,
-};
+use crate::history_policy::{current_timestamp_ms, lock_or_recover};
+#[cfg(test)]
+use crate::history_policy::{enforce_capacity, prune_by_age, MAX_HISTORY_ENTRIES};
 use trx_decode_log::DecoderLoggers;
 
 /// Silence timeout before auto-finalising an LRPT pass (30 s without new MCUs).