refactor code

Cargo.toml

@@ -57,7 +57,7 @@ hex = "0.4"
 itertools = "0.13.0"
 mockall = "0.12.1"
 testcontainers = "0.18.0"
-dotenv = "0.15.0"
+
 
 # Cairo VM
 cairo-vm = { git = "https://github.com/lambdaclass/cairo-vm", features = [

crates/settlement-clients/aptos/Cargo.toml

@@ -9,11 +9,11 @@ alloy = { git = "https://github.com/alloy-rs/alloy", rev = "68952c0" }
 aptos-sdk = { workspace = true }
 async-trait = { workspace = true }
 color-eyre = { workspace = true }
+dotenvy = { workspace = true }
+hex = "0.4.3"
 mockall = { workspace = true }
 once_cell = "1.19.0"
 settlement-client-interface = { workspace = true }
+tokio = { workspace = true }
 url = "2.5.2"
 utils = { workspace = true }
-tokio = { workspace = true }
-dotenv = { workspace = true }
-hex = "0.4.3"

crates/settlement-clients/aptos/src/config.rs

@@ -1,4 +1,4 @@
-use dotenv::dotenv;
+use dotenvy::dotenv;
 use settlement_client_interface::SettlementConfig;
 use utils::env_utils::get_env_var_or_panic;
 
@@ -12,7 +12,7 @@ pub struct AptosSettlementConfig {
 
 impl SettlementConfig for AptosSettlementConfig {
     fn new_from_env() -> Self {
-        dotenv().ok().expect("Failed to load .env file");
+        dotenv().expect("Failed to load .env file");
         let node_url = get_env_var_or_panic("APTOS_NODE_URL");
         let private_key = get_env_var_or_panic("APTOS_PRIVATE_KEY");
         let account_address = get_env_var_or_panic("APTOS_ACCOUNT_ADDRESS");

crates/settlement-clients/aptos/src/lib.rs

@@ -84,7 +84,7 @@ impl SettlementClient for AptosSettlementClient {
                 vec![],
                 serialize_values(
                     vec![
-                        &MoveValue::Vector(program_output.iter().map(|s| MoveValue::U256(U256::from_le_bytes(&s))).collect::<Vec<_>>()),
+                        &MoveValue::Vector(program_output.iter().map(|s| MoveValue::U256(U256::from_le_bytes(s))).collect::<Vec<_>>()),
                         &MoveValue::U256(U256::from_le_bytes(&onchain_data_hash)),
                         &MoveValue::U256(U256::from(onchain_data_size as u128)),
                     ].into_iter(),
@@ -177,7 +177,7 @@ impl SettlementClient for AptosSettlementClient {
         };
         let response = client.view(&request, None).await?.into_inner();
 
-        let block_number = response.get(0).unwrap().as_str().unwrap();
+        let block_number = response.first().unwrap().as_str().unwrap();
         eprintln!("block_number = {:#?}", block_number);
         Ok(block_number.parse::<u64>().unwrap())
     }