CUSTOM_IMAGE fixes

scripts/advanced.php

@@ -317,10 +317,12 @@ foreach($formats as $format){
       <label for="raw_spectrogram">Minimalist Spectrograms: </label>
       <input type="checkbox" name="raw_spectrogram" <?php if($newconfig['RAW_SPECTROGRAM'] == 1) { echo "checked"; };?> ><br>
 
+      <br>
+
+      <p>These allow you to show a custom image on the Overview page of your BirdNET-Pi. This can be used to show a dynamically updating picture of your garden, for example.</p><br>
       <label for="custom_image">Custom Image Absolute Path: </label>
         <input name="custom_image" type="text" value="<?php print($newconfig['CUSTOM_IMAGE']);?>"/><br>
 
-      <hr>
       <label for="custom_image_label">Custom Image Label: </label>
       <input name="custom_image_label" type="text" value="<?php print($newconfig['CUSTOM_IMAGE_TITLE']);?>"/><br>
 

scripts/install_config.sh

@@ -238,7 +238,7 @@ RAW_SPECTROGRAM=0
 ## updating picture of your garden, for example.
 
 CUSTOM_IMAGE=
-CUSTOM_IMAGE_TITLE=
+CUSTOM_IMAGE_TITLE=""
 
 ## These are just for debugging
 LAST_RUN=

scripts/update_birdnet_snippets.sh

@@ -178,7 +178,7 @@ if ! grep CUSTOM_IMAGE /etc/birdnet/birdnet.conf &>/dev/null;then
   sudo -u$USER echo "CUSTOM_IMAGE=" >> /etc/birdnet/birdnet.conf
 fi
 if ! grep CUSTOM_IMAGE_TITLE /etc/birdnet/birdnet.conf &>/dev/null;then
-  sudo -u$USER echo "CUSTOM_IMAGE_TITLE=" >> /etc/birdnet/birdnet.conf
+  sudo -u$USER echo "CUSTOM_IMAGE_TITLE=\"\"" >> /etc/birdnet/birdnet.conf
 fi