Review of the missing-whitespace pattern found ~90 glued words
across 75 entries, plus 4 lost plural forms and 2 placeholder
mismatches verified against tr call sites. All fixed in ca.po.
Adds frontend/scripts/check-translations.js (vocabulary-free PO
QA: glued words, punctuation, placeholders, plurals) with
--self-test, wired as pnpm run check-translations and
documented in mem:frontend/translations.
AI-assisted-by: muse-spark-1.3-contributor