chore: Update signup and docs links at the top of the readme

Note that the platform workflow functionality is coming soon.

Author: awalker4

README.md

@@ -10,12 +10,13 @@
 </div>
 
 <h2 align="center">
-  <p>Typescript SDK for the Unstructured API</p>
+  <p>TypeScript SDK for the Unstructured API</p>
 </h2>
 
-This is a Typescript client for the [Unstructured API](https://docs.unstructured.io/api-reference/api-services/saas-api-development-guide) and you can sign up for your API key on https://app.unstructured.io. 
+This is a HTTP client for the [Unstructured Platform API](https://docs.unstructured.io/platform-api/overview). You can sign up [here](https://unstructured.io/developers) and process 1000 free pages per day for 14 days.
+
+Please refer to the our documentation for a full guide on integrating the [Partition Endpoint](https://docs.unstructured.io/platform-api/partition-api/sdk-jsts) into your JavaScript/TypeScript code. Support for the [Workflow Endpoint](https://docs.unstructured.io/platform-api/api/overview) is coming soon. 
 
-Please refer to the [Unstructured docs](https://docs.unstructured.io/api-reference/api-services/sdk-jsts) for a full guide to using the client.
 
 ## SDK Installation