Update README.md

I have modified JSON to txt with only the content column to easy the text generation task.

README.md

@@ -20,4 +20,23 @@ configs:
   - split: train
     path: data/train-*
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-# Bangla Newspaper Dataset (Prothom-Alo)
+# Bangla Newspaper Dataset (Prothom-Alo)
+
+##About Dataset
+Bangla Newspaper Dataset
+400k+ bangla news samples, 25+ categories
+
+## Size
+Orizinal - data.json(4.61 GB)
+
+## Source
+Data collected from https://www.prothomalo.com/archive 
+
+## Kaggle
+https://www.kaggle.com/datasets/furcifer/bangla-newspaper-dataset 
+
+## HuggingFace
+https://huggingface.co/datasets/zabir-nabil/bangla_newspaper_dataset
+
+## Inspiration
+I have modified JSON to txt with only the content column to easy the text generation task.