Add Amazon Bedrock AgentCore Gateway integration to README and cleanup

- Added prominent Amazon Bedrock AgentCore Gateway integration in What's New section
- Highlighted enterprise-grade AWS service connectivity features
- Added reference to agents/agent.py for implementation examples
- Enhanced .env.template with SRE Gateway auth token documentation
- Removed unused parking_lot directory and its contents
- Cleaned up repository structure for better organization

Author: aarora79

README.md

@@ -57,6 +57,7 @@ You can deploy the gateway and registry on Amazon EC2 or Amazon EKS for producti
 
 ## What's New
 
+* 🚦 **Amazon Bedrock AgentCore Gateway Integration:** Seamless integration with Amazon Bedrock's AgentCore Gateway for enhanced AI agent capabilities and enterprise-grade AWS service connectivity. This integration enables direct access to AWS services through managed MCP endpoints with built-in security, monitoring, and scalability features. See [agents/agent.py](agents/agent.py) for implementation examples.
 * **JWT Token Vending Service:** Generate personal access tokens for programmatic access to MCP servers through a user-friendly web interface. Features include scope validation, rate limiting, and secure HMAC-SHA256 token generation. Perfect for automation, scripting, and agent access. [Learn more →](docs/jwt-token-vending.md)
 * **Modern React Frontend:** Complete UI overhaul with React 18 + TypeScript, featuring responsive design, dark/light themes, real-time updates, and integrated token management interface.
 * **IdP Integration with Amazon Cognito:** Complete identity provider integration supporting both user identity and agent identity modes. See [detailed Cognito setup guide](docs/cognito.md) for configuration instructions.

agents/.env.template

@@ -26,4 +26,5 @@ REGISTRY_URL=your_registry_url_here
 
 ANTHROPIC_API_KEY=your_anthropic_api_key_here
 
+# token for SRE Gateway (Amazon Bedrock AgentCore Gateway)
 SRE_GATEWAY_AUTH_TOKEN=your_sre_gateway_auth_token_here