Upgrade Solana dependencies to 2.2.7 and SPL token to 7.0

Co-authored-by: 0xrinegade <[email protected]>

Author: Copilot

Cargo.toml

@@ -18,11 +18,11 @@ tracing-subscriber = { version = "0.3", features = ["json", "env-filter"] }
 uuid = { version = "1.0", features = ["v4"] }
 once_cell = "1.19"
 dashmap = "6.1"
-solana-client = "1.18"
-solana-sdk = "1.18"
-solana-account-decoder = "1.18"
-solana-transaction-status = "1.18"
-spl-token = "4.0.0"
+solana-client = "~2.2"
+solana-sdk = "~2.2"
+solana-account-decoder = "~2.2"
+solana-transaction-status = "~2.2"
+spl-token = "7.0"
 base64 = "0.22"
 bs58 = "0.5"
 bincode = "1.3"

src/rpc/accounts.rs

@@ -11,7 +11,6 @@ use solana_sdk::{
     commitment_config::CommitmentConfig,
     pubkey::Pubkey,
 };
-use solana_account_decoder::UiAccountEncoding;
 use std::time::Instant;
 
 /// Get account balance for a given public key
@@ -367,6 +366,7 @@ pub async fn get_program_accounts_with_config(
             min_context_slot: None,
         },
         with_context: None,
+        sort_results: None,
     };
     match client.get_program_accounts_with_config(program_id, config).await {
         Ok(accounts) => {
@@ -421,6 +421,7 @@ pub async fn get_largest_accounts(
     let config = solana_client::rpc_config::RpcLargestAccountsConfig {
         commitment: None,
         filter,
+        sort_results: None,
     };
 
     match client.get_largest_accounts_with_config(config).await {

src/rpc/system.rs

@@ -464,7 +464,7 @@ pub async fn request_airdrop(
     client: &RpcClient,
     pubkey: &Pubkey,
     lamports: u64,
-
+) -> anyhow::Result<Value> {
     let signature = client.request_airdrop(pubkey, lamports).await?;
     Ok(serde_json::json!({ "signature": signature }))
 }