fix(share): prevent same announcement display (#215)

* fix(share): prevent same announcement display

* Remove unused createSignal (by Copilot)

Co-authored-by: Copilot <[email protected]>
Signed-off-by: ShenLin <[email protected]>

---------

Signed-off-by: ShenLin <[email protected]>
Co-authored-by: ShenLin <[email protected]>
Co-authored-by: Copilot <[email protected]>

Author: 3 people

src/pages/home/Layout.tsx

@@ -6,13 +6,20 @@ import { Body } from "./Body"
 import { Footer } from "./Footer"
 import { Header } from "./header/Header"
 import { Toolbar } from "./toolbar/Toolbar"
+import { onMount } from "solid-js"
+
+let announcementShown = false
 
 const Index = () => {
   useTitle(getSetting("site_title"))
   const announcement = getSetting("announcement")
-  if (announcement) {
-    notify.render(<Markdown children={announcement} />)
-  }
+  
+  onMount(() => {
+    if (announcement && !announcementShown) {
+      notify.render(() => <Markdown children={announcement} />)
+      announcementShown = true
+    }
+  })
   return (
     <>
       <Header />