docs: align webhook action screenshot

Author: bardonadam

README.md

@@ -473,7 +473,7 @@ activitysmith.live_activities.end(
 
 ### Live Activity Action
 
-Just like Actionable Push Notifications, Live Activities can have a button that opens a URL in a browser or triggers a webhook. Webhooks are executed by the ActivitySmith backend.
+Just like Actionable Push Notifications, Live Activities can have a button that opens provided URL in a browser or triggers a webhook. Webhooks are executed by the ActivitySmith backend.
 
 <p align="center">
   <img src="https://cdn.activitysmith.com/features/metrics-live-activity-action.png" alt="Metrics Live Activity with action" width="680" />
@@ -506,26 +506,27 @@ activity_id = start.activity_id
 
 #### Webhook action
 
+<p align="center">
+  <img src="https://cdn.activitysmith.com/features/live-activity-with-action.png?v=20260319-1" alt="Live Activity with action" width="680" />
+</p>
+
 ```python
 activitysmith.live_activities.update(
     {
         "activity_id": activity_id,
         "content_state": {
-            "title": "Server Health",
-            "subtitle": "prod-web-1",
-            "type": "metrics",
-            "metrics": [
-                {"label": "CPU", "value": 91, "unit": "%"},
-                {"label": "MEM", "value": 57, "unit": "%"},
-            ],
+            "title": "Reindexing product search",
+            "subtitle": "Shard 7 of 12",
+            "number_of_steps": 12,
+            "current_step": 7,
         },
         "action": {
-            "title": "Restart Service",
+            "title": "Pause Reindex",
             "type": "webhook",
-            "url": "https://ops.example.com/hooks/servers/prod-web-1/restart",
+            "url": "https://ops.example.com/hooks/search/reindex/pause",
             "method": "POST",
             "body": {
-                "server_id": "prod-web-1",
+                "job_id": "reindex-2026-03-19",
                 "requested_by": "activitysmith-python",
             },
         },