adding condition to the birdnet_recording restart

scripts/birdnet_analysis.sh

@@ -20,12 +20,14 @@ make_thisrun() {
 make_thisrun &> /dev/null
 if ! diff ${LAST_RUN} ${THIS_RUN};then
   echo "The birdnet.conf file has changed"
-  echo "Reloading services"
-  cat ${THIS_RUN} > ${LAST_RUN}
+  if grep REC <(diff $LAST_RUN $THIS_RUN);then
+    echo "Recording element changed -- restarting 'birdnet_recording.service'"
     sudo systemctl stop birdnet_recording.service
     sudo rm -rf ${RECS_DIR}/$(date +%B-%Y/%d-%A)/*
     sudo systemctl start birdnet_recording.service
   fi
+  cat ${THIS_RUN} > ${LAST_RUN}
+fi
 
 INCLUDE_LIST="$HOME/BirdNET-Pi/include_species_list.txt"
 EXCLUDE_LIST="$HOME/BirdNET-Pi/exclude_species_list.txt"