Release v0.23.4

What's Changed

• fix codex session import merge (#1123) by @Himehane in #1127
• fix(web): keep overlays below PWA status bar by @GoldenZqqq in #1124
• fix(web): honor explicit older-history loads by @GoldenZqqq in #1125
• feat(web): make grouped tool summaries specific by @swear01 in #1134
• feat(tooling): preserve native tool titles by @swear01 in #1133
• docs: remove sunset Gemini CLI launch references by @swear01 in #1132
• fix(cli): buffer Pi prompts until RPC startup ready by @heavygee in #1146
• feat(codex): preserve native exploration actions by @swear01 in #1139
• fix(codex): normalize resume args on local handoff by @TheRainstorm in #1137
• fix(cli,hub): wire Cursor --existing-session-id for ACP remote resume (#991) by @heavygee in #1128
• feat(web): copy session reference from context menu by @heavygee in #1144
• Peer #1120: file-path autolink ergonomics by @heavygee in #1142
• feat(web): surface Mermaid parse/render failure reason in fallback by @heavygee in #1145
• fix(web): use dedicated split breakpoint for compact tablets by @teekalpha in #1141
• fix(web): zero-pad message and session timestamps by @techotaku39 in #1112
• fix(web): preserve composer attachments across session switches by @techotaku39 in #1110
• fix(pi): report authoritative context usage by @KorenKrita in #1106
• feat(web): indicate session activity in date picker by @techotaku39 in #1103
• feat(cli): export HAPI_SESSION_ID into wrapped agent env (self-targeting) by @heavygee in #1121
• feat(web): remember new-session model and effort by @techotaku39 in #1116
• fix(web): prevent narrow session tooltips by @techotaku39 in #1114
• feat(web): sort file search results by @techotaku39 in #1109
• feat(web): add conversation outline search by @techotaku39 in #1102
• feat(web): customize composer toolbar layout by @techotaku39 in #1101
• fix(web): align session sidebar content widths by @techotaku39 in #1098
• fix(acp): sync native agent session titles by @swear01 in #1028
• feat(codex): support file mentions by @NightWatcher314 in #774

New Contributors

• @GoldenZqqq made their first contribution in #1124
• @TheRainstorm made their first contribution in #1137
• @teekalpha made their first contribution in #1141

Full Changelog: v0.23.3...v0.23.4