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Add check runner: HTTP checker and cron API route - #16
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jasoncrawford
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February 18, 2026 13:13
Implements the monitoring heartbeat that checks all sites every 5 minutes via Vercel Cron. Includes the HTTP checker module (with timeout handling), the /api/checks/run POST endpoint (auth-gated, records checks, opens incidents on failure), vercel.json cron config, and comprehensive unit tests. Closes #7 Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
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Summary
src/lib/checker.ts— HTTP checking function with 30s timeout, redirect following, and error categorizationsrc/app/api/checks/run/route.ts— POST endpoint gated byCRON_SECRET, fetches all sites, checks each concurrently, records check results, and opens incidents for new failuresvercel.jsonwith*/5 * * * *cron schedulevitest.config.tswith@path aliasTest plan
Closes #7
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