Fix Windows build: add .ico icon and silence non-macOS warnings

- Add icons/icon.ico to bundle.icon list — WiX MSI bundler requires it
- Remove unused Listener import
- Suppress unused app/event warnings in on_menu_event on non-macOS targets

Author: pstepanovum

src-tauri/src/lib.rs

@@ -9,7 +9,7 @@ pub mod state;
 
 #[cfg(target_os = "macos")]
 use tauri::menu::{AboutMetadata, CheckMenuItem, Menu, MenuBuilder, MenuItem, SubmenuBuilder};
-use tauri::{Emitter, Listener, Manager};
+use tauri::{Emitter, Manager};
 #[cfg(target_os = "macos")]
 use tauri::Runtime;
 #[cfg(target_os = "macos")]
@@ -297,6 +297,8 @@ pub fn run() {
                     update_navigate_checks(app, page);
                 }
             }
+            #[cfg(not(target_os = "macos"))]
+            let _ = (app, event);
         })
         .invoke_handler(tauri::generate_handler![
             commands::library_commands::scan_folder,

src-tauri/tauri.conf.json

@@ -65,6 +65,7 @@
       "icons/32x32.png",
       "icons/128x128.png",
       "icons/128x128@2x.png",
+      "icons/icon.ico",
       "../src/assets/logo/Stack.icns"
     ]
   }