chore: improve toast and show once

src/main.jsx

@@ -9,14 +9,9 @@ import App from './App.jsx'
 createRoot(document.getElementById('root')).render(
   <StrictMode>
     <ThemeProvider theme={theme}>
-      <SnackbarProvider maxSnack={3}
-        autoHideDuration={5000}
-        anchorOrigin={{
-          vertical: 'top',
-          horizontal: 'right',
-        }}>
+      <SnackbarProvider maxSnack={3} autoHideDuration={3000}>
         <App />
       </SnackbarProvider>
     </ThemeProvider>
   </StrictMode>,
-)
+)