Update app.py

app.py

@@ -41,6 +41,8 @@ enhancement_type = st.sidebar.selectbox(
 
 st.sidebar.title("Detection")
 uploaded_detection = st.sidebar.file_uploader("Upload image to detect", type=["png", "jpg", "jpeg", "dcm"])
+if st.sidebar.button('Open Viewer'):
+    webbrowser.open_new_tab("https://new-ohif-viewer-k7c3gdlxua-et.a.run.app/")
 
 # object detection ########################################################################
 H_detection = 224