- Switch from MIT to Business Source License 1.1 (non-commercial use,
auto-converts to Apache 2.0 on 2029-05-10)
- Remove third-party brand keywords from package.json (chatgpt, claude,
openai, gemini, deepseek, telegram, discord, slack, whatsapp, etc.)
- Remove afdian sponsor links from README.md and README_zh.md
- Update license references in both READMEs to BSL-1.1
Co-authored-by: Claude Opus 4.7 <noreply@anthropic.com>