Fix: Installation Server Kill -> Overwrite Error

src/components/settings/Settings.svelte

@@ -562,6 +562,10 @@
 
     try {
       if (IS_WINDOWS) {
+        // Kill Suwayomi before installing — its JRE DLLs will be locked otherwise
+        try { await invoke("kill_server"); } catch {}
+        // Give the process a moment to fully release file handles
+        await new Promise(res => setTimeout(res, 1500));
         // Windows: Tauri updater downloads + runs passive NSIS installer
         await invoke("download_and_install_update");
         updatePhase = "ready";