feat: widgets to sidebar and message update

app.py

@@ -13,4 +13,15 @@ def demo_process(input_img):
 
 task_prompt = f"<s>"
 
-st.text('This model is trained with receipt images -> SROIE dataset.')
+st.text('''
+This is OCR-free Document Understanding Transformer nicknamed 🍩. It was fine-tuned with 1000 receipt images -> SROIE dataset.
+The original 🍩 implementation can be found on: https://github.com/clovaai/donut
+''')
+
+with st.sidebar:
+    information = st.radio(
+    "What information inside the are you interested in?",
+    ('Receipt Summary', 'Receipt Menu Details', 'Extract all!'))
+    receipt = st.selectbox('Pick one receipt', ['1', '2', '3', '4', '5', '6'])
+
+st.text(f'{information} mode is ON!\nTarget receipt: {receipt}')