save window size on close

src/App.vue

@@ -46,11 +46,16 @@ export default defineComponent({
         window.ipcRenderer.removeAllListeners('window-ready')
     })
 
-    const callNavbar = (action: string) => {
+    const saveWindowState = async () => {
+      await invoke('window-save', "");
+    }
+
+    const callNavbar = async (action: string) => {
 
       // save messages before closing.
       if (action === 'close') {
         saveMessages();
+        await saveWindowState();
       }
 
       invoke('nav-bar', action);