Update app file

app.py

@@ -7,7 +7,7 @@ st.set_page_config(
 )
 
 st.title('P&ID Object Detection App')
-st.subheader(' Powerful deep learning model to identify **valves** and **pumps**', divider='rainbow')
+st.subheader(' Deep learning model able to identify valves and pumps', divider='rainbow')
 st.caption('Developed by Deep Drawings Co.')
 
 st.write('##')
@@ -23,4 +23,14 @@ with col1:
         4. Visualize Model Predictions
         '''
     )
-    
+    
+    st.write('##')
+    
+col1, col2, col3 = st.columns([10, 10, 10])
+with col1:
+    st.markdown(f"##### Upload your File:")
+
+    # set input image by upload
+    image_file = st.file_uploader(
+        "Upload your diagram:", type=["pdf"]
+    )