use crate::models::market_conditions::MarketConditions; use crate::models::mev_opportunity::MevOpportunity; pub struct CrossChainManager {} impl CrossChainManager { pub fn new(_rpc_client: solana_client::rpc_client::RpcClient) -> Self { Self {} } pub fn update(&mut self, _market_conditions: &MarketConditions) {} pub async fn find_opportunities(&self) -> Vec { let opportunities = Vec::new(); opportunities } }