feat: upgrade to v0.2.12 and refactor system instructions

src/trading/common/utils.rs

@@ -1,7 +1,5 @@
-use solana_sdk::{
-    pubkey::Pubkey, signature::Keypair, signer::Signer, system_instruction,
-    transaction::Transaction,
-};
+use solana_sdk::{pubkey::Pubkey, signature::Keypair, signer::Signer, transaction::Transaction};
+use solana_system_interface::instruction::transfer;
 use spl_associated_token_account::get_associated_token_address;
 use spl_token::instruction::close_account;
 
@@ -16,10 +14,8 @@ pub async fn get_token_balance(
 ) -> Result<u64, anyhow::Error> {
     let ata = get_associated_token_address(payer, mint);
     let balance = rpc.get_token_account_balance(&ata).await?;
-    let balance_u64 = balance
-        .amount
-        .parse::<u64>()
-        .map_err(|_| anyhow!("Failed to parse token balance"))?;
+    let balance_u64 =
+        balance.amount.parse::<u64>().map_err(|_| anyhow!("Failed to parse token balance"))?;
     Ok(balance_u64)
 }
 
@@ -63,8 +59,7 @@ pub async fn transfer_sol(
         return Err(anyhow!("Insufficient balance"));
     }
 
-    let transfer_instruction =
-        system_instruction::transfer(&payer.pubkey(), receive_wallet, amount);
+    let transfer_instruction = transfer(&payer.pubkey(), receive_wallet, amount);
 
     let recent_blockhash = rpc.get_latest_blockhash().await?;
 
@@ -108,13 +103,8 @@ pub async fn close_token_account(
     }
 
     // 构建关闭账户指令
-    let close_account_ix = close_account(
-        &spl_token::ID,
-        &ata,
-        &payer.pubkey(),
-        &payer.pubkey(),
-        &[&payer.pubkey()],
-    )?;
+    let close_account_ix =
+        close_account(&spl_token::ID, &ata, &payer.pubkey(), &payer.pubkey(), &[&payer.pubkey()])?;
 
     // 构建交易
     let recent_blockhash = rpc.get_latest_blockhash().await?;