fn set_admin(
env: soroban_sdk::Env,
admin: soroban_sdk::Address,
) -> Result<(), soroban_sdk::Error>
fn get_config(env: soroban_sdk::Env) -> Result
fn __constructor(
env: soroban_sdk::Env,
lender: soroban_sdk::Address,
router: soroban_sdk::Address,
admin: soroban_sdk::Address,
) -> Result<(), soroban_sdk::Error>
fn on_flash_loan(
env: soroban_sdk::Env,
initiator: soroban_sdk::Address,
asset: soroban_sdk::Address,
amount: i128,
fee: i128,
data: soroban_sdk::Vec,
) -> Result<(), soroban_sdk::Error>