feat(worker): Phase 2C — Worker scaffold (claim, heartbeat, retry) - #3

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smallchungus merged 8 commits into

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phase-2c-worker

Apr 18, 2026

Commits on Apr 18, 2026

feat(worker): add backoff.Compute with exponential growth and ±25% jitter
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feat(worker): add NewWorkerID (hostname + 8 random bytes)
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feat(worker): add Handler interface and NoopHandler
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feat(queue): add Heartbeat writer and Client accessor
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feat(worker): add Worker with ProcessOne, claim, heartbeat goroutine, retry
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test(worker): assert heartbeat writes during long-running handler
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feat(worker): add cmd/worker main with --stage flag and graceful shutdown
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fix(worker): silence gosec G404 on backoff jitter (math/rand/v2 + nolint)
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