added safe guards to all scripts that need it. all reference comm.sh like it should be

Media/lidarr_cleanup.sh

@@ -81,6 +81,8 @@ if [[ ! -d "$LIDARR_MUSIC_ROOT" ]]; then
     exit 1
 fi
 
+acquire_lock "wait"
+
 success "Config validated"
 
 # -----------------------------------------------------------------------------------------------
@@ -156,6 +158,11 @@ is_protected_file() {
 echo ""
 echo "━━━ $ICON_SYNC Fetching Lidarr Tracked Files ━━━"
 
+check_api "$LIDARR_URL" "Lidarr" || {
+    notify "Lidarr cleanup aborted on $(hostname) — API unreachable" "Lidarr Cleanup" "warning"
+    exit 1
+}
+
 info "Querying Lidarr API: $LIDARR_URL"
 
 TRACKFILE_RESPONSE=$(lidarr_api "trackfile") || {