Frontend and Desktop audit fixes (#5840)

frontend/src-tauri/src/commands/auth.rs

@@ -6,8 +6,8 @@ use tauri_plugin_store::StoreExt;
 use tiny_http::{Response, Server};
 use sha2::{Sha256, Digest};
 use base64::{Engine as _, engine::general_purpose::URL_SAFE_NO_PAD};
-use rand::{thread_rng, Rng};
-use rand::distributions::Alphanumeric;
+use rand::Rng;
+use rand::distr::Alphanumeric;
 
 const STORE_FILE: &str = "connection.json";
 const USER_INFO_KEY: &str = "user_info";
@@ -524,8 +524,8 @@ pub async fn login(
 
 /// Generate PKCE code_verifier (random 43-128 character string)
 fn generate_code_verifier() -> String {
-    thread_rng()
-        .sample_iter(&Alphanumeric)
+    rand::rng()
+        .sample_iter(Alphanumeric)
         .take(128)
         .map(char::from)
         .collect()