Nodes 2.0, can not open full screen view on load / preview image

### Prerequisites

- [x] I am running the latest version of ComfyUI
- [ ] I have custom nodes enabled

### What happened?

Nodes 2.0 mode, can not open full screen view on load / preview image, its work in node 1.0

### Steps to Reproduce

1.
2.
3.

### How is this affecting you?

Crashes ComfyUI completely

### ComfyUI Frontend Version

latest

### Browser

Chrome/Chromium

### Console Errors

```javascript

```

### Logs

```shell

```

### Additional Context

_No response_

Start by reproducing the fullscreen preview-on-load failure in Nodes 2.0 using Chrome/Chromium, then compare the same action in Nodes 1.0. Done means the fullscreen view opens for a loaded preview without crashing ComfyUI; capture console errors or logs if the failure persists.

Written by the indexing model from the issue text.