1. update wechat group qrcode 2. publish roadmap

README.md

@@ -45,8 +45,11 @@
 > * **OFFICIAL DOMAIN:** The **ONLY** official website is **[picoclaw.io](https://picoclaw.io)**, and company website is **[sipeed.com](https://sipeed.com)**
 > * **Warning:** Many `.ai/.org/.com/.net/...` domains are registered by third parties.
 > * **Warning:** picoclaw is in early development now and may have unresolved network security issues. Do not deploy to production environments before the v1.0 release.
+> * **Note:** picoclaw has recently merged a lot of PRs, which may result in a larger memory footprint (10–20MB) in the latest versions. We plan to prioritize resource optimization as soon as the current feature set reaches a stable state.
+
 
 ## 📢 News
+2026-02-16 🎉 PicoClaw hit 12K stars in one week! Thank you all for your support! PicoClaw is growing faster than we ever imagined. Given the high volume of PRs, we urgently need community maintainers. Our volunteer roles and roadmap are officially posted [here](doc/picoclaw_community_roadmap_260216.md) —we can’t wait to have you on board!
 
 2026-02-13 🎉 PicoClaw hit 5000 stars in 4days! Thank you for the community! There are so many PRs&issues come in (during Chinese New Year holidays), we are finalizing the Project Roadmap and setting up the Developer Group to accelerate PicoClaw's development.  
 🚀 Call to Action: Please submit your feature requests in GitHub Discussions. We will review and prioritize them during our upcoming weekly meeting.