Healthchecks

Improvements

• Add logic to alert ADMINS when Signal transport hits a CAPTCHA challenge
• Implement the “started” progress spinner in the details pages
• Add “hc_check_started” metric in the Prometheus metrics endpoint (#630)
• Add a management command for submitting Signal rate limit challenges
• Upgrade to django-compressor 4.0
• Update the C# snippet
• Increase max displayed duration from 24h to 72h (#644)
• Add “Ping-Body-Limit” response header in ping API responses

Bug Fixes

• Fix unwanted localization in badge SVG generation (#629)
• Update email template to handle not yet uploaded ping bodies
• Add small delay in transports.Email.notify to allow ping body to upload
• Fix prunenotifications to handle checks with missing pings (#636)
• Fix “Send Test Notification” for integrations that only send “up” notifications