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packages/slackbot-proxy/src/middlewares/slack-to-growi/extract-growi-uri-from-req.ts

@@ -10,6 +10,7 @@ export class ExtractGrowiUriFromReq implements IMiddleware {
 
   use(@Req() req: Req & SlackOauthReq, @Res() res: Res, @Next() next: Next): void {
 
+    // There is no payload in the request from slack
     if (req.body.payload == null) {
       return next();
     }