Add the function of batch deleting websites from the dashboard

[ajiho]

Describe the feature or enhancement

Add a checkbox at the front to check multiple options at once

[github-actions]

This issue is stale because it has been open for 60 days with no activity.

[github-actions]

This issue was closed because it has been inactive for 7 days since being marked as stale.

[ajiho]

I am looking forward to this PR being merged