修复动态发布与互动问题

src/components/layout/PageShell/index.tsx

@@ -7,13 +7,17 @@ interface PageShellProps {
   className?: string
   scroll?: boolean
   withTabBar?: boolean
+  lowerThreshold?: number
+  onScrollToLower?: () => void
 }
 
 export function PageShell({
   children,
   className = '',
   scroll = true,
-  withTabBar = true
+  withTabBar = true,
+  lowerThreshold = 80,
+  onScrollToLower
 }: PropsWithChildren<PageShellProps>) {
   const { safeBottom } = useSystemLayout()
   const content = (
@@ -28,7 +32,14 @@ export function PageShell({
   return (
     <View className='page-shell'>
       {scroll ? (
-        <ScrollView scrollY className='page-shell__scroll' enhanced showScrollbar={false}>
+        <ScrollView
+          scrollY
+          className='page-shell__scroll'
+          enhanced
+          showScrollbar={false}
+          lowerThreshold={lowerThreshold}
+          onScrollToLower={onScrollToLower}
+        >
           {content}
         </ScrollView>
       ) : (
@@ -39,4 +50,3 @@ export function PageShell({
 }
 
 export default PageShell
-