docs: add ctf-mode branch documentation to README

Add a TIP callout in the Overview section documenting the ctf-mode branch
for users who want to run Shannon against Capture-The-Flag challenges with
optimized flag extraction prompts.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
This commit is contained in:
ajmallesh
2025-11-03 10:35:45 -08:00
parent 939398074f
commit 33f17dd570

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@@ -37,6 +37,12 @@ Shannon closes this gap by acting as your on-demand whitebox pentester. It doesn
>
> ➡️ **[Learn more about the Keygraph Platform](https://keygraph.io)**
> [!TIP]
> **CTF Mode**: For Capture-The-Flag challenges, use the `ctf-mode` branch which includes optimized prompts for flag extraction and CTF-specific testing workflows.
> ```bash
> git checkout ctf-mode
> ```
## 🎬 See Shannon in Action
**Real Results**: Shannon discovered 20+ critical vulnerabilities in OWASP Juice Shop, including complete auth bypass and database exfiltration. [See full report →](sample-reports/shannon-report-juice-shop.md)