Found while testing crates/compose/src/notes.rs:133 (also crates/doc/src/notes.rs:265 footnote_start and crates/doc/src/endnotes.rs:150 endnote_start)
Co-Authored-By: Claude Haiku 5.5 <noreply@anthropic.com>
Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
expect() calls become let-else / fallbacks. A parent spread without pages
(possible in a .designcraft file) no longer underflows in parent_page_for,
and check() rejects a next_id so large that allocating ids would overflow.
Both crates deny the panicking lints.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>