📝 Setup Instructions:
- Create a new Google Sheet
- Go to Extensions → Apps Script
- Delete any existing code and paste the Apps Script code (provided separately)
- Click Deploy → New deployment
- Click the gear icon ⚙️ next to "Select type" and choose Web app
- Set "Execute as" to Me
- Set "Who has access" to Anyone
- Click Deploy
- Copy the Web app URL and paste it above
- Authorize the script when prompted
⚠️ Keep your URL private! Anyone with this URL can access your contact data.