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