feat: add help page & update desc

src/modules/pwa.ts

@@ -5,7 +5,7 @@ export const install: UserModule = ({ isClient, router }) => {
   if (!isClient)
     return
 
-  router.isReady().then(async() => {
+  router.isReady().then(async () => {
     const { registerSW } = await import('virtual:pwa-register')
     registerSW({ immediate: true })
   })

src/modules/toast.ts

@@ -0,0 +1,9 @@
+import Toast from 'vue-toastification'
+import type { UserModule } from '~/types'
+
+import 'vue-toastification/dist/index.css'
+
+export const install: UserModule = ({ app }) => {
+  // add google tag manager, and add GA4 in gtag
+  app.use(Toast)
+}