fix(02-usecases)Update Readme [changed architecture diagram, added sample spec, added video demo] (#693)

* added sample-spec folder and adobe spec in the folder

* changed overiew architecture to white bg instead of transparent

* changed architecture flow diagram and added sample spec into read.me

* added demo vid

* added demo gif and rm vid

---------

Co-authored-by: Shanicus Yee (yeeshani) <your.email@example.com>

02-use-cases/gateway-schema-support-agent/README.md

@@ -17,6 +17,9 @@ Interact with the agent to create focused sub-schemas from large APIs (filtering
 - 📝 AI-enhanced descriptors for agent optimization
 - 🚀 One-click solution for complex API migrations
 
+## Demo
+![ICARUS Demo](.assets/ICARUS-demo.gif)
+
 ## 🚀 Quick Start
 
 All deployment and management commands are available as `make` targets in the [Makefile](Makefile) for easy, one-click deployment.
@@ -63,7 +66,7 @@ make delete
 
 ## 🏗️ Architecture
 
-![ICARUS Architecture](.assets/architecture.png)
+![ICARUS Architecture](.assets/architecture-flow.png)
 
 ICARUS is built using the [Strands Agent SDK](https://github.com/strands-agents/sdk-python) and deployed on AWS infrastructure (see [cfn.yaml](cfn.yaml)):
 
@@ -73,3 +76,7 @@ ICARUS is built using the [Strands Agent SDK](https://github.com/strands-agents/
 - **Amazon CloudWatch** - Provides logging and monitoring
 - **Amazon S3** - Stores application code and artifacts
 - **AWS IAM** - Manages permissions and access control
+
+## Example API Specifications
+- [Adobe API Spec](.assets/sample-spec/adobe-io-events.yaml)
+