Update app.py

notebook url fixed

app.py

@@ -36,7 +36,7 @@ st.sidebar.write(
     <a href="https://aclanthology.org/">ACL Anthology</a>
     spanning from 2016 to 2023, and embedded via 
     <a href="https://huggingface.co/allenai/specter2_base">spectre2</a>.
-    For more information, check out our step-by-step guide: <a href="scipapers_scatter.ipynb">here</a>.
+    For more information, check out our step-by-step guide: <a href="https://huggingface.co/spaces/gwf-uwaterloo/acl-spectrum/blob/main/scipapers_scatter.ipynb">here</a>.
     </p>""",
     unsafe_allow_html=True,
 )
@@ -154,4 +154,4 @@ fig.update_layout(
 fig.update_xaxes(title="")
 fig.update_yaxes(title="")
 
-st.plotly_chart(fig, use_container_width=True)
+st.plotly_chart(fig, use_container_width=True)