added background in README.md

Author: jfan9

typescript/eventbridge-mesh/README.md

@@ -1,13 +1,16 @@
 # CDK Sample: Event Bridge mesh with CDK
 
-## Description 
-A CDK way to set up a Event Bridge Mesh, where you relay the messages from one Event Bridge in a producer account to another Event Bridge in a consumer account
+## Description:
+A CDK way to set up a Event Bridge Mesh(Cross-Account), where you relay the messages from one Event Bridge in a producer account to another Event Bridge in a consumer account
 
-## Backgroud
+## Backgroud:
+This is a CDK application that implements cross-account event routing using Amazon EventBridge. It's designed for enterprise scenarios where:
 
+- Teams work in separate AWS accounts (producer and consumer)
+- Consumer teams need autonomy to manage their event processing
+- Event routing changes shouldn't require coordination with producer teams
 
-## Solution
-
+## Solution:
 
 ### Single consumer
 ![architecture](./images/single-consumer.png)