Function map_debug_requests 

pub async fn map_debug_requests(
    req: &RpcRequest,
    context: RpcApiContext,
) -> Result<Value, RpcErr>

Routes debug_* namespace requests to their handlers.

Handles debugging and introspection methods:

• Raw data: debug_getRawHeader, debug_getRawBlock, debug_getRawTransaction, debug_getRawReceipts
• Execution witness: debug_executionWitness (for stateless validation)
• Tracing: debug_traceTransaction, debug_traceBlockByNumber