Link the ExpSec AI Safety Evaluations collection

Add the public collection to the organisation card navigation and Hub section.

README.md

@@ -20,6 +20,7 @@ pinned: false
 <p align="center">
   <a href="https://expsec.ai">Website</a> ·
   <a href="https://huggingface.co/ExpSec">Hugging Face</a> ·
+  <a href="https://huggingface.co/collections/ExpSec/expsec-ai-safety-evaluations-6a5f7308854e355ca281e04c">Collection</a> ·
   <a href="https://x.com/expsecai">X</a> ·
   <a href="https://www.linkedin.com/company/126363959">LinkedIn</a> ·
   <a href="mailto:contact@expsec.ai">Contact</a>
@@ -40,6 +41,8 @@ Our team brings nearly a decade of work in adversarial robustness and multimodal
 
 ## On the Hub
 
+Browse the [ExpSec AI Safety Evaluations collection](https://huggingface.co/collections/ExpSec/expsec-ai-safety-evaluations-6a5f7308854e355ca281e04c) for our public evaluation releases.
+
 ### [Sovereign-Jbreak](https://huggingface.co/datasets/ExpSec/Sovereign-Jbreak)
 
 A regional safety evaluation dataset for testing whether a language model gives actionable help towards a harmful objective. The initial release contains expert-authored evaluation items for Europe and India, with goal-specific rubrics and no model responses or attack trajectories.