removed unused functions

src/config.rs

@@ -42,10 +42,6 @@ fn default_tasks_per_session() -> usize {
     0 // 0 = rotate between economic/corporate
 }
 
-fn default_protonvpn_extension_id() -> String {
-    "ghmbeldphafepmbegfdlkpapadhbakde".to_string()
-}
-
 impl Default for Config {
     fn default() -> Self {
         Self {
@@ -124,19 +120,6 @@ impl Config {
         })
     }
 
-    /// Get the list of VPN servers configured for rotation
-    pub fn get_vpn_servers(&self) -> Vec<String> {
-        if self.vpn_servers.is_empty() {
-            Vec::new()
-        } else {
-            self.vpn_servers
-                .split(',')
-                .map(|s| s.trim().to_string())
-                .filter(|s| !s.is_empty())
-                .collect()
-        }
-    }
-
     pub fn target_end_date(&self) -> String {
         let now = chrono::Local::now().naive_local().date();
         let future = now + chrono::Duration::days(30 * self.economic_lookahead_months as i64);