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TL;DR
- Three unrelated repos, one recurring theme: derive from a single source of truth instead of duplicating it.
- Shipped a registry-driven sidebar section switcher (public), converged a multi-system password flow, and pushed on a customer-data identity engine.
- Details on the first two live in their own posts today.
1. Registry-driven sidebar switcher (public)
Added a section switcher to the kickoff starter kit. The sidebar, the switcher, and breadcrumbs all read the same config/menu.php list, and the active section is picked by longest URL-prefix match — so a detail page like /admin/roles/42/edit keeps its parent selected. Full write-up in the focused post.
2. One canonical password flow
Converged two apps that each rolled their own password-change/reset logic onto a single shared engine, with a fixed order (directory → external DB → local app) and no config-toggle to skip backends. A password that syncs to some systems is worse than one that fails outright, so partial success is now impossible by construction. Also fixed a subtle status bug — an unreachable backend reports skipped (a runtime fact), not disabled (a config state that no longer exists) — and added an audit log so “did it sync?” is a query, not a guess. Separate post today goes deeper.
3. Identity resolution engine (customer data work)
Steady progress on a CDP-style identity layer: an idempotent, header-versioned ingest endpoint that queues incoming records, then a resolution engine that can resolve, merge, unmerge, and quarantine profiles. Two things I care about here:
- PII handling: sensitive identifiers are encrypted at rest with a blind index for lookups, and masked in audit trails — you can search on a value without storing it in the clear.
- Right-to-erasure: an erasure cascade plus an erasure log, so a deletion request actually propagates and leaves a defensible record that it did.
ingest -> queue -> resolve -> profile
|
+-> merge / unmerge / quarantine
No code from this one here — it’s teaching the shape, not the source.
Thread of the day
Different domains, same instinct: navigation, credentials, customer identity. Each got better the moment I stopped keeping two copies of the truth and made everything derive from one. Duplication doesn’t announce itself as a bug until the copies disagree — usually in production.
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