handle edge case where old referenda are all removed, no new referendum

polkadot-votebot-gov2-cron/index.ts

@@ -1,5 +1,5 @@
 /* A simple one-shot voteBot script for Polkadot
- * Copyright 2022 MIDL.dev
+ * Copyright 2024 MIDL.dev
 
  * All inputs come from environment variables:
  * 
@@ -9,7 +9,9 @@
  * * STASH_ACCOUNT_ALIAS: an alias for your validator
  * * VOTE_REPO: the github repository where your vote choices are kept in yaml format, for example midl-dev/dotsama-votes
  *
- * The script queries the current referendums, then try to vote for the oldest unvoted referendum. It does not vote for all. To do this, run this script several times.
+ * The script queries the current referendums, then try to vote for the oldest unvoted referendum.
+ *
+ * If there is no unvoted referendum, it queries the expired referenda. If there are any, it removes the votes.
  *
  * If voting extrinsic fails, it will post an error to the console and to Slack
  *
@@ -246,6 +248,9 @@ async function main() {
  console.log("No expired referenda, exiting.")
  process.exit(0);
  }
+ } else {
+ console.log("No expired referenda, exiting.")
+ process.exit(0);
  }
  }
 }