Notifications without a URL are not links

Transcode, job, and Kiwix notifications send no URL, but every user notify
toast said "Click here to view the shared page" and opened /null on click.
Only a notification carrying a URL is followable now.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

app/src/Events.js

@@ -9,7 +9,7 @@ function eventToast(title, description, type = 'info', time = 5000, onClick = nu
     toast({type: type, title: title, description: description, time: time, onClick: onClick});
 }
 
-function handleEvents(events) {
+export function handleEvents(events) {
     const newestEvents = {};
 
     events.forEach(e => {
@@ -63,13 +63,17 @@ function handleEvents(events) {
         }
 
         if (event === 'user_notify_message') {
-            console.log(message, url);
-            eventToast(
-                message,
-                'Click here to view the shared page',
-                'info',
-                10_000,
-                () => window.open(url, '_self'));
+            // Only a shared page carries a URL; other notifications (jobs, transcodes) are text.
+            if (url) {
+                eventToast(
+                    message,
+                    'Click here to view the shared page',
+                    'info',
+                    10_000,
+                    () => window.open(url, '_self'));
+            } else {
+                eventToast(message, null, 'info', 10_000);
+            }
         }
 
         if (event === 'deleted') {

app/src/Events.test.js

@@ -0,0 +1,33 @@
+import {handleEvents} from './Events';
+import {toast} from './components/ui';
+
+jest.mock('./components/ui', () => ({toast: jest.fn()}));
+
+const notify = (url) => ({event: 'user_notify_message', message: 'Transcoding video.mp4', dt: '2026-10-12', url});
+
+afterEach(() => {
+    toast.mockClear();
+});
+
+describe('user_notify_message', () => {
+    it('a notification without a URL is plain text, not a link', () => {
+        handleEvents([notify(null)]);
+
+        expect(toast).toHaveBeenCalledTimes(1);
+        const options = toast.mock.calls[0][0];
+        expect(options.title).toBe('Transcoding video.mp4');
+        expect(options.description).toBeFalsy();
+        expect(options.onClick).toBeFalsy();
+    });
+
+    it('a shared page opens its URL when clicked', () => {
+        const open = jest.spyOn(window, 'open').mockImplementation(() => null);
+        handleEvents([notify('/archive/1')]);
+
+        const options = toast.mock.calls[0][0];
+        expect(options.description).toBe('Click here to view the shared page');
+        options.onClick();
+        expect(open).toHaveBeenCalledWith('/archive/1', '_self');
+        open.mockRestore();
+    });
+});