2.3.23

What's Changed

• fix: keep Claude subagent history out of session metadata (#1671)
• refactor: remove unused Pi workspace service accessor (#1670)
• fix: preserve unsent draft whitespace when returning queued input (#1669)
• fix: reject inherited invalid locale lookups (#1668)
• test: align suite filenames with source owners (#1667)
• fix: retain valid WebSearch links beside invalid entries (#1666)
• fix: preserve invalid listener limit errors (#1665)
• fix: reject quoted blank title responses (#1664)
• fix: preserve ambiguous legacy Read text (#1663)
• fix: preserve own question keys across answers and review cards (#1661)
• fix: consume Escape when dismissing image previews (#1658)
• fix: preserve prototype-named custom tools through rendering (#1660)
• fix: avoid phantom lines in raw tool diffs (#1659)
• fix(opencode): distinguish discovery failures from empty catalogs (#1649)
• fix: retain Grok fixture consumers in affected test selection (#1657)

Full Changelog: 2.3.22...2.3.23