Updated readme

README.md

@@ -10,4 +10,14 @@ pinned: false
 license: mit
 ---
 
-Check out the configuration reference at https://huggingface.co/docs/hub/spaces-config-reference
+# App for text generation using GPT-2
+
+## Features
+- Input/output text: Write a sentence and read the output
+- Number of outputs: Number of output to generate using same input sentence
+- Maximum lenght of a sequence: Maximum tokens to generate
+
+## Usage
+- Enter sentence
+- Change Number of outputs or Maximum lenght of a sequence
+- Hit submit and read result