RAWAS SEARCHABLE SAVED CUSTOMER UPDATE

What changed:
- "Saved Customer" is now searchable by typing.
- Start typing the customer's name or phone number.
- Matching saved customers appear immediately.
- Click a result and the customer is linked to the subscription.
- Customer Name and Phone are filled automatically.
- Works in Netflix Add/Edit Subscription and Other Subscriptions Add/Edit.

This update only replaces public/index.html.
It does NOT contain or overwrite data.json or server.js.

Install:
1. Back up data.json.
2. Upload index.html to:
   managementrawas.shahidtv.cc/public/index.html
3. Replace the old index.html.
4. Press Ctrl + F5 in the browser.