add link to docs

app.py

@@ -4,9 +4,9 @@ import evaluate
 from transformers import AutoModelForCausalLM, AutoTokenizer, set_seed
 
 description = """# Detoxified Language Models
-This a Space where you can try out the effects of detoxification on GPT-Neo 2.7B using RLHF. Learn more about that [here]() ! 
+This a Space where you can try out the effects of detoxification on GPT-Neo 2.7B using RLHF. Learn more about that [here](https://huggingface.co/docs/trl/main/en/detoxifying_a_lm) ! 
 
-Check out also  `trl` (transformers reinforcement library) [here]().
+Check out also  `trl` (transformers reinforcement library) [here](https://github.com/lvwerra/trl).
 """
 
 preface_disclaimer = """