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Developer Builds Self-Healing macOS Guard After Automated Sales Schedule Was Silently Altered

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A solo developer running an automated outreach business discovered on August 23, 2026, that four macOS LaunchAgent configuration files had been externally rewritten, cutting daily sales DM runs from 8–7 times down to 3 and shifting one slot to 2:31 AM. The unauthorized change reduced daily outreach by over 60% and introduced late-night sends that risk triggering platform spam detection and account suspension. The developer could not identify the cause, suspecting either a third-party script or a system update side effect. Rather than relying on manual monitoring, they built a launchd-based guard agent that checks all schedule configurations every 10 minutes and automatically reverts any unauthorized changes. The solution was designed around the principle that the system should self-heal before a human even notices the problem.

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Developer Builds Self-Healing macOS Guard After Automated Sales Schedule Was Silently Altered · ShortSingh