Enter key returns results (#3)

- Enter key returns results (d26b08b78c0b75aea19060a0dbf6778dbe9f642f)


Co-authored-by: Christopher Akiki <cakiki@users.noreply.huggingface.co>

app.py

@@ -24,7 +24,7 @@ st.markdown("This tool lets you check if a repository under a given username is
 usernames = load_all_usernames()
 username = st.text_input("Your GitHub Username:")
 
-if st.button("Check!"):
+if username or st.button("Check!"):
     if username in usernames:
         repos = usernames[username]
         repo_word = "repository" if len(repos)==1 else "repositories"