Inline noise.png as base64 data URI to allow file:// access

background.html

@@ -475,6 +475,7 @@
     <script src="vendor/vanta.clouds.min.js"></script>
     <script src="vendor/vanta.clouds2.min.js"></script>
     <script>
+var noiseDataUri = 'data:image/png;base64,PLACEHOLDER';
 var effect = (VANTA.CLOUDS2 || VANTA.CLOUDS)({
             el: "#vanta",
             mouseControls: false,
@@ -490,7 +491,7 @@ var effect = (VANTA.CLOUDS2 || VANTA.CLOUDS)({
             skyColor: 0x3a4458,
             cloudColor: 0x6d6a63,
             lightColor: 0xe6dfd1,
-            texturePath: "./noise.png"
+            texturePath: noiseDataUri
         }) || { setOptions: function() {} };
 
         function hexToRgb(h) {