A2A-MCP with langgraph and semantic kernel

### Is your feature request related to a problem? Please describe.

Hi, Right now the mcp A2A example available with Google ADK and i have been trying with langgraph to have mcp tools however it is not working as expected so can we have one such example on langgraph, may be existing langgraph code we can have mcp tools being linked.

### Describe the solution you'd like

A2A MCP with langgraph code.

### Describe alternatives you've considered

_No response_

### Additional context

_No response_

### Code of Conduct

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