v0.5.0 — Milestone Release

29 bugs fixed, 6 features shipped, 100+ PRs reviewed, 65+ issues resolved.

Features

• Image generation pipeline (DALL-E/GPT-Image)
• WeCom channel adapter
• Docker sandbox runtimes
• Shell skill runtime
• Slack unfurl links support
• Release-fast build profile

Improvements

• Channel agent re-resolution
• Stable hand agent IDs
• Async session save
• Vault wiring for credentials
• Telegram formatting improvements
• Mastodon polling fix
• Chromium no-sandbox root support
• Tool error guidance in agent loop
• Agent rename fix
• Codex id_token support

Community

• Community docs and fixes (multiple rounds)
• WhatsApp setup documentation
• CI action bumps
• Docker build args
• Lockfile sync
• Docs link fixes

Full diff: v0.4.3...v0.5.0