SKILL-062 Emails and notifications Locked skill

Product notification events

Produce the event once; let a dispatcher fan it out. Never call the email or push API inline from your business logic.

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What this skill helps you build

Fan a single product event out to in-app, email, and push channels — each delivery honoring the recipient's per-channel preferences.

The production takeaway

Produce the event once; let a dispatcher fan it out. Never call the email or push API inline from your business logic.

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Inside this skill

The full skill expands these implementation areas with decisions, edge cases, prompts, tests, and framework-specific code.

Emails and notifications
What this helps you build

A notification system that turns one meaningful product event — "a comment was posted", "your invoice is ready", "someone mentioned you" — into the right set of deliveries across e

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Emails and notifications
When to use this

Reach for this the moment a single thing that happens in your app needs to notify people in more than one place, or the moment users start asking to turn notifications off. Concret

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Emails and notifications
The core idea

Separate what happened from who hears about it and how . Your business logic produces one immutable event comment.created and hands it off. A dispatcher then does the fan out: it r

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Unlock the full implementation

Paid access includes the complete skill body, implementation prompt, common mistakes, production checklist, and code examples where this skill includes them.