add image

packages/slackbot-proxy/src/views/top.ejs

@@ -9,7 +9,7 @@
   </div>
   <div style="display:flex; justify-content: space-around; max-width: 500px; margin:30px auto;">
     <a href=<%- url %>>
-      <img alt="Add to Slack" height="40" width="139" src="https://platform.slack-edge.com/img/add_to_slack.png" srcSet="https://platform.slack-edge.com/img/add_to_slack.png 1x, https://platform.slack-edge.com/img/add_to_slack@2x.png 2x" />
+      <img alt="Add to Slack" height="40" width="139" src="images/add-to-slack.png"/>
     </a>
     <% if (isOfficialMode) { %>
       <a href="/privacy">