Create Pakasir payment edge function to fix CORS issue

- Create create-pakasir-payment edge function to handle payment creation server-side
- Update ConsultingBooking.tsx to use edge function instead of direct API call
- Update Checkout.tsx to use edge function instead of direct API call
- Add config.toml entry for create-pakasir-payment function
- Removes CORS errors when calling Pakasir API from frontend

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

supabase/config.toml

@@ -44,3 +44,6 @@ verify_jwt = false
 
 [functions.delete-order]
 verify_jwt = false
+
+[functions.create-pakasir-payment]
+verify_jwt = false