(refactor) AppState to state mod

src/api/banking.rs

@@ -0,0 +1,46 @@
+// src/api/banking.rs
+
+use reqwest::Client as HttpClient;
+use std::sync::Arc;
+
+// Модели и ошибки можно вынести в отдельные файлы в api/
+// Например, api/banking_models.rs
+
+#[derive(Debug, serde::Deserialize)]
+pub struct BankToken {
+    pub access_token: String,
+    pub expires_in: i64,
+}
+
+#[derive(Debug, Clone, Copy)]
+pub enum Bank {
+    VBank,
+    ABank,
+    SBank,
+}
+
+impl Bank {
+    // ...
+}
+
+#[derive(Clone)]
+pub struct BankClient {
+    // ...
+}
+
+impl BankClient {
+    // ...
+}
+
+#[derive(Clone)]
+pub struct BankingClients {
+    pub vbank: BankClient,
+    pub abank: BankClient,
+    pub sbank: BankClient,
+}
+
+impl BankingClients {
+    pub async fn new() -> Self {
+        // ...
+    }
+}