serverUrl --> companionUrl

website/themes/uppy/layout/index.ejs

@@ -102,10 +102,10 @@
         { id: 'caption', name: 'Caption', placeholder: 'describe what the image is about' }
       ]
     })
-    .use(Uppy.GoogleDrive, { target: Uppy.Dashboard, serverUrl: COMPANION_ENDPOINT })
-    .use(Uppy.Instagram, { target: Uppy.Dashboard, serverUrl: COMPANION_ENDPOINT })
+    .use(Uppy.GoogleDrive, { target: Uppy.Dashboard, companionUrl: COMPANION_ENDPOINT })
+    .use(Uppy.Instagram, { target: Uppy.Dashboard, companionUrl: COMPANION_ENDPOINT })
     .use(Uppy.Webcam, { target: Uppy.Dashboard })
-    .use(Uppy.Url, { target: Uppy.Dashboard, serverUrl: COMPANION_ENDPOINT })
+    .use(Uppy.Url, { target: Uppy.Dashboard, companionUrl: COMPANION_ENDPOINT })
     .use(Uppy.Tus, { endpoint: TUS_ENDPOINT})
 
   uppy.on('success', (files) => {