add description

app.py

@@ -27,6 +27,9 @@ def get_similar_files(query, db, embeddings):
 # STREAMLIT INTERFACE
 st.title("Find Similar Code")
 
+st.markdown("This app takes a code sample you provide, and finds similar code in a Github repository.")
+st.markdown("This functionality could ideally be implemented across multiple repos to allow you to find helpful examples of how to implement the code you are working on writing, or identify other code contributors who could help you resolve your issues")
+
 USER = st.text_input("Enter the Github User", value = "heaversm")
 REPO = st.text_input("Enter the Github Repository", value = "gdrive-docker")
 FILE_TYPES_TO_LOAD = st.multiselect("Select File Types", [".py", ".ts",".js",".css",".html"], default = [".py"])