🧪 Stripe Checkout Tester
Test Stripe checkout session creation and link generation
💡 Troubleshooting Tips:
- ✓ Ensure STRIPE_API_KEY is set in environment variables
- ✓ API key should start with "sk_live_" or "sk_test_"
- ✓ Check that success/cancel URLs are accessible
- ✓ Verify product price is a valid positive number
- ✓ Ensure Stripe account is properly configured