refactor: Optimize implementation of Custom tray icon

src/services/cmds.ts

@@ -139,6 +139,10 @@ export async function grantPermission(core: string) {
   return invoke<void>("grant_permission", { core });
 }
 
+export async function getAppDir() {
+  return invoke<string>("get_app_dir");
+}
+
 export async function openAppDir() {
   return invoke<void>("open_app_dir").catch((err) =>
     Notice.error(err?.message || err.toString(), 1500)
@@ -212,3 +216,10 @@ export async function getPortableFlag() {
 export async function exitApp() {
   return invoke("exit_app");
 }
+
+export async function copyIconFile(
+  path: string,
+  name: "common.png" | "sysproxy.png" | "tun.png"
+) {
+  return invoke<void>("copy_icon_file", { path, name });
+}

src/services/types.d.ts

@@ -200,9 +200,9 @@ interface IVergeConfig {
   theme_mode?: "light" | "dark" | "system";
   traffic_graph?: boolean;
   enable_memory_usage?: boolean;
-  common_tray_icon?: string;
-  sysproxy_tray_icon?: string;
-  tun_tray_icon?: string;
+  common_tray_icon?: boolean;
+  sysproxy_tray_icon?: boolean;
+  tun_tray_icon?: boolean;
   enable_tun_mode?: boolean;
   enable_auto_launch?: boolean;
   enable_service_mode?: boolean;