add links and image to readme

README.md

@@ -9,4 +9,16 @@ app_file: app.py
 pinned: false
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-Check out the configuration reference at https://huggingface.co/docs/hub/spaces-config-reference
+# Datasets Text to SQL / Chart
+
+**Chat with any HF Dataset**
+Powered by [Hermes-2-Pro-Llama-3-8B](https://huggingface.co/NousResearch/Hermes-2-Pro-Llama-3-8B)
+
+![Datasets Text to SQL](./media/datasets-text-to-sql.png)
+
+# How it Works
+
+1. Get first parquet file URL from dataset
+2. Get SQL DDL from Parquet column and data types
+3. Prompt the LLM for SQL
+4. Run the SQL against the Dataset Parquet