feat: Implement a new chat widget with enhanced encryption handling and supporting utility scripts, replacing the old chat page.

check-keys.ts

@@ -0,0 +1,19 @@
+import { db, users } from './src/db';
+import { eq } from 'drizzle-orm';
+
+async function checkKeys() {
+  const allUsers = await db.select({
+    handle: users.handle,
+    hasChatPublicKey: users.chatPublicKey,
+    hasChatPrivateKeyEncrypted: users.chatPrivateKeyEncrypted,
+  }).from(users);
+  
+  console.log('Users and their chat keys:');
+  allUsers.forEach(u => {
+    console.log(`- ${u.handle}: chatPublicKey=${!!u.hasChatPublicKey}, chatPrivateKeyEncrypted=${!!u.hasChatPrivateKeyEncrypted}`);
+  });
+  
+  process.exit(0);
+}
+
+checkKeys().catch(console.error);