Add metadata

This PR adds a link to the paper, and ensures people can find your model at https://huggingface.co/models?pipeline_tag=text-generation&sort=trending, as
well as ensure a link to the codebase can be found on the model card.

README.md

@@ -1,7 +1,7 @@
 ---
-# For reference on dataset card metadata, see the spec: https://github.com/huggingface/hub-docs/blob/main/datasetcard.md?plain=1
-# Doc / guide: https://huggingface.co/docs/hub/datasets-cards
-{}
+license: mit
+library_name: transformers
+pipeline_tag: text-generation
 ---
 
 # CodeI/O: Condensing Reasoning Patterns via Code Input-Output Prediction