chore: localize form page headings and empty state messages to Thai

app/form/page.tsx

@@ -17,9 +17,9 @@ export default async function FormsListingPage() {
 
   return (
     <div className="max-w-4xl mx-auto p-4 md:p-6 space-y-6">
-      <h1 className="text-3xl font-bold tracking-tight">Available Forms</h1>
+      <h1 className="text-3xl font-bold tracking-tight">Form ทั้งหมด</h1>
       {formsList.length === 0 ? (
-        <p className="text-muted-foreground">There are currently no open forms available.</p>
+        <p className="text-muted-foreground">ตอนนี้ยังไม่เปิดรับสัก Form</p>
       ) : (
         <div className="grid grid-cols-1 sm:grid-cols-2 md:grid-cols-3 gap-4">
           {formsList.map((form) => (