[Bug] Anthropic API Error: Opus 5 Safeguards Flagged Legitimate Request

**Bug Description**
❯ bonjour

─────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────
Session paused

Opus 5 (1M context)'s safeguards flagged this message. Our intentionally broad safeguards allow us to deliver more capabilities faster, but can sometimes flag legitimate coding, cybersecurity, and biology tasks. Send feedback with /feedback or learn more: https://support.claude.com/en/articles/16049681

Details: `[cyber]`

❯ 1. Switch to Opus 4.8
2. Edit prompt and retry with Opus 5 (1M context)

**Environment Info**
- Platform: win32
- Terminal: vscode
- Version: 2.1.235
- Feedback ID: df19c124-77cf-42f2-be3c-a80239803ca8

**Errors**
```json
[]
```

Start by reproducing the reported prompt in Claude Code 2.1.235 on win32 through the VS Code terminal with Opus 5 (1M context), then compare the result with Opus 4.8. Use feedback ID df19c124-77cf-42f2-be3c-a80239803ca8 to investigate; done requires identifying a reproducible cause or a confirmed fix for the false-positive safeguard response.

索引モデルが issue の本文から書いたものです。