BUG REPORT

Summary: Links with query strings are truncated in the preview pane.
Severity: Medium

Steps:
1. Open https://app.example.com/preview.
2. Paste https://www.example.com/search?q=test&page=2&sort=desc.
3. Observe truncation after the first parameter.

Expected: the full URL https://www.example.com/search?q=test&page=2&sort=desc
is preserved.

Related upstream issue: https://github.com/example/preview/issues/4456.
Reference spec: https://www.rfc-editor.org/rfc/rfc3986. CI run that caught it:
https://ci.example.io/runs/90210?tab=logs.

Workaround doc: https://docs.example.com/known-issues#query-strings.
