docs: enhance Mixpanel integration documentation with dashboard example and template usage

Author: marcklingen

pages/integrations/analytics/mixpanel.mdx

@@ -16,6 +16,14 @@ We've built an integration to make it easy to answer questions like:
 - _"How does the LLM feature impact my conversion rates?"_
 - _"Does the user feedback that I capture in Langfuse correlate with the user behavior that I see in Mixpanel?"_
 
+We've enabled the integration for the [Langfuse example project](/demo) and created a dashboard using the `AI Company Metrics` template by Mixpanel. Dashboard preview ([public link](https://eu.mixpanel.com/p/V92wFA5YwNjKn9K9vcUmAX)):
+
+<Video
+  src="https://static.langfuse.com/docs-videos/mixpanel-dashboard.mp4"
+  aspectRatio={1768 / 1080}
+  gifStyle
+/>
+
 ## Get started
 
 <Steps>
@@ -40,6 +48,8 @@ Once integrated, Langfuse will sync all historical data from your project to Mix
 
 Once integrated, you can build dashboards in Mixpanel to visualize your Langfuse metrics (see [reference below](#details)).
 
+You can use the `AI Company Metrics` template to get started with a pre-built dashboard that includes many common metrics. See the dashboard preview above for an example.
+
 </Steps>
 
 ## Integration details [#details]