cdn import broke at 1.0.0

Starting at `v1.0.0` cnd script (unpkg) starts throwing:

```
Uncaught TypeError: Cannot read properties of null (reading 'appendChild')
    at $ba417727cf57ac1f$export$1ab5838465dbd10a (view.js:668:17)
    at index.js:3:1
```

last working version is `0.22.0`

```
<script src="https://cdn.jsdelivr.net/npm/nostr-zap@0.22.0"></script>
```