feat(mattermost): add interactive buttons support (#19957)

test(cron): add cross-channel announce fallback regression coverage (openclaw#36197)

fix(cron): restore direct fallback after announce failure in best-effort mode (openclaw#36177)

fix(subagents): strip leaked [[reply_to]] tags from completion announces (#34503)

Mattermost: honor onmessage mention override and add gating diagnostics tests (#27160)

fix(feishu): check response.ok before calling response.json() in streaming card (#35628)

docs(telegram): recommend allowlist for single-user DM policy (#34841)

ACP: add persistent Discord channel and Telegram topic bindings (#34873)

TTS: add baseUrl support to OpenAI TTS config (#34321)

chore(pr): enforce changelog placement and reduce merge sync churn

fix(gateway): pass actual version to Control UI client instead of dev (#35230)

fix(gateway): prevent internal route leakage in chat.send

fix(agents): guard context pruning against malformed thinking blocks (#35146)

fix(web-ui): render Accounts schema node properly (#35380)

fix(agents): guard promoteThinkingTagsToBlocks against malformed content entries (#35143)