Platform: add links to related intro video and blog post (#360)

Author: Paul-Cornell

platform/overview.mdx

@@ -6,6 +6,18 @@ The Unstructured Platform is a no-code user interface, pay-as-you-go platform fo
 
 <Tip>To start using the Unstructured Platform right away, skip ahead to the [quickstart](/platform/quickstart).</Tip>
 
+<iframe
+  width="560"
+  height="315"
+  src="https://www.youtube.com/embed/IVKcQDZa9Zc"
+  title="YouTube video player"
+  frameborder="0"
+  allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture"
+  allowfullscreen
+></iframe>
+
+<Icon icon="blog"/>&nbsp;&nbsp;[Read the announcement](https://unstructured.io/blog/introducing-unstructured-platform-the-enterprise-etl-platform-for-the-genai-tech-stackintroducing-unstructured-platform-beta-the-enterprise-etl-platform-for-the-genai-tech-stack).
+
 ![Partial view of the Unstructured Platform](/img/platform/Start-Screen-Partial.png)
 
 ## How does it work?

welcome.mdx

@@ -33,6 +33,18 @@ This 40-second video demonstrates a simple use case that Unstructured helps solv
 
 <Tip>To start using the Unstructured Platform right away, skip ahead to the [quickstart](#quickstart-unstructured-platform).</Tip>
 
+<iframe
+  width="560"
+  height="315"
+  src="https://www.youtube.com/embed/IVKcQDZa9Zc"
+  title="YouTube video player"
+  frameborder="0"
+  allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture"
+  allowfullscreen
+></iframe>
+
+<Icon icon="blog"/>&nbsp;&nbsp;[Read the announcement](https://unstructured.io/blog/introducing-unstructured-platform-the-enterprise-etl-platform-for-the-genai-tech-stackintroducing-unstructured-platform-beta-the-enterprise-etl-platform-for-the-genai-tech-stack).
+
 ![Partial view of the Unstructured Platform](/img/platform/Start-Screen-Partial.png)
 
 <Icon icon="dash" iconType="duotone"/>&nbsp;&nbsp;<Icon icon="square-terminal" />&nbsp;&nbsp;[Unstructured Serverless API services](/api-reference/api-services/overview) - Use scripts or code. Production-ready. Pay as you go. (There is also a non-production, free edition with [limits](/api-reference/api-services/free-api#free-unstructured-api-limitations).)<br/><br/>
@@ -48,7 +60,7 @@ Learn more about these products:
   Data is processed on Unstructured-hosted compute resources.<br/><br/>
   [Try the quickstart](#quickstart-unstructured-platform).<br/><br/>
   [Learn more](/platform/overview).<br/><br/>
-  <Icon icon="blog"/>&nbsp;&nbsp;[Read the announcement](https://unstructured.io/blog/introducing-unstructured-platform).
+  <Icon icon="blog"/>&nbsp;&nbsp;[Read the announcement](https://unstructured.io/blog/introducing-unstructured-platform-the-enterprise-etl-platform-for-the-genai-tech-stackintroducing-unstructured-platform-beta-the-enterprise-etl-platform-for-the-genai-tech-stack).
 </Card>
 <Card title="Unstructured Serverless API services" icon="square-terminal" href="/api-reference/api-services/overview">
   <br/>Use scripts or code to call the Unstructured Ingest CLI or Ingest Python library, to get all of your data RAG-ready.<br/><br/>