v0.4.80

Features:
- Vercel AI Gateway: support embeddings, images and credit usage (#1183)
- Add MiMo Free no-auth provider (#1789)
- Vertex: support ADC authorized_user credential
- Cowork: re-enable Claude Cowork with preset-only stdio MCP
- Codex: bulk add accounts via JSON (#1719)
- Kiro: enable multi-endpoint failover for GenerateAssistantResponse (#1722)

Fixes:
- Security: re-auth on DB export/import + SSRF guard on web fetch
- Auth: real client IP rate-limiting + remote default-password guard
- Cerebras/Mistral: strip unsupported client_metadata from downstream requests (#1742)
- SiliconFlow: update baseUrl .cn -> .com + curate verified model list (#1760)
- Gemini-to-OpenAI: route unsigned thought parts to reasoning_content (#1752)
- Claude-to-OpenAI: strip Anthropic billing header from system prompt (#1765)
- Anthropic-compatible: send Bearer auth for third-party gateways (#1795)
- Usage-stats: avoid partial stats on initial SSE race (#1767)
- Proxy: use export default in proxy.js for Next.js 16 middleware detection
- Claude passthrough: add body normalization
- GitHub Copilot: refresh missing/expired token on models discovery (#1727) + add mappable gpt-5-mini/gpt-5.4-nano slots for Copilot MITM (#1653)
- Kiro: auto-resolve profileArn to prevent 403 on IDC login, enhance profile ARN resolution, update endpoint to runtime.us-east-1.kiro.dev (#1713)
- Tunnel: detect system-installed Tailscale via dual-socket probe (#1723) + non-blocking probes to prevent UI freeze
- CommandCode: force stream=true in transformRequest (#1706)
- Qoder: increase timeouts for reasoning models and improve stream handling
- Dashboard: show provider node name instead of connection name in topology (#1770) + show explicit kind=llm combos on combos page (#1684)

Docs:
- README: add Indonesian 9Router tutorial video (#1709)