display white block if can't fetch preview video

[huanfe1]

Describe the bug

display white block if can't fetch preview video

Feed Info

rsshub://pornhub/model/changhsumath

Reproduction Video

https://github.com/user-attachments/assets/b60f32a1-e899-4427-a9da-c5bbcbcc0b5e

App Type

Electron / App

Version

v0.0.1-alpha.14

Operating System

Windows 10

Browser Info

No response

Validations

• [X] Check that there isn't already an issue that reports the same bug to avoid creating a duplicate.
• [X] Check that this is a concrete bug. For Q&A, please open a GitHub Discussion instead.

Contributions

• [ ] I am willing to submit a PR to fix this issue
• [ ] I am willing to submit a PR with failing tests (actually just go ahead and do it, thanks!)

[linear[bot]]

FOL-225 display white block if can't fetch preview video