* feat: enhance WorkAccessToken to include AgentID for improved token management
- Added AgentID field to WorkAccessToken struct.
- Updated NewWorkAccessToken function to accept AgentID as a parameter.
- Modified access token cache key to incorporate AgentID, ensuring unique cache entries per agent.
This change improves the handling of access tokens in a multi-agent environment.
* refactor: enhance WorkAccessToken to improve cache key handling
- Updated the AgentID field in WorkAccessToken struct to clarify its optional nature for distinguishing applications.
- Modified the access token cache key construction to support both new and legacy formats based on the presence of AgentID.
- Added comments for better understanding of the cache key logic and its compatibility with historical versions.
This change improves the flexibility and clarity of access token management in multi-agent scenarios.
* feat: enhance WorkAccessToken with new constructor for AgentID support
- Introduced NewWorkAccessTokenWithAgentID function to maintain backward compatibility while allowing for AgentID usage.
- Updated NewWorkAccessToken to call the new constructor, ensuring seamless integration.
- Improved error handling in GetAccessTokenContext by checking for cache availability and handling potential errors during cache operations.
This change enhances the flexibility of access token management, particularly in multi-agent scenarios, while ensuring compatibility with existing implementations.
