Where to look when "something feels off". All checks hit live endpoints.
/healthOAuth tokens expire every 7 days while the Google OAuth app is in Testing mode. If either token check fails with a 401, re-run the appropriate get_*_token.py script and re-upload the refresh token via wrangler secret put.
Workers subrequest limit can hit during large classifier batches (>30 new threads in one run). Mitigated by batching 4 threads per invocation.
Slack posts not arriving? Check the bot is still a member of #make-alerts. In Slack, go to the channel → type /invite @claude_voice if it's been removed.