fix: background toggle button dev-only, photo always visible in production

templates/partials/widgets/bg-photo-toggle.html

@@ -9,6 +9,7 @@
   document.body.style.setProperty('--bg-photo-url', 'url("' + url + '")');
   document.body.classList.add('bg-photo');
 
+  {{if not .IsProduction}}
   window.toggleBgPhoto = function() {
     var isOn = document.body.classList.contains('bg-photo');
     if (isOn) {
@@ -22,10 +23,12 @@
       if (icon) icon.setAttribute('icon', isOn ? 'mdi:image-outline' : 'mdi:image');
     }
   };
+  {{end}}
 })();
 </script>
 
-<!-- Background Photo Toggle -->
+{{if not .IsProduction}}
+<!-- Background Photo Toggle (Dev Only) -->
 <button
     id="bg-photo-toggle"
     class="fixed-btn bg-photo-btn no-print has-tooltip"
@@ -36,3 +39,4 @@
 </button>
 {{end}}
 {{end}}
+{{end}}