Luke Hallett

Notes you can build with

Engineering Library.

The problem, the tradeoffs, and a working example.
A small collection of decisions made explicit.

01 entry / Mobile experiencesCurated, independently runnable examples
Mobile experiencesWorking Example

A mobile experience that tells you when data is old

Thermostat’s PWA model, offline boundaries, and a small example of fresh versus saved readings.

PWA · Offline UX · Data freshness

On the reading list

Next questions to explore.

Thermostat authentication

Reconcile the passkey design with current enforcement before extracting an example.

FMBP authentication

Review the invitation exchange and separate local implementation from deployed behavior.

Different needs, different choices

Compare authentication constraints once both source reviews are complete.

These are planned entries, not published implementations.

What the labels mean

Exploration
A question or design under investigation.
Working Example
An independently runnable example with verification.
Used in an Application
The example’s approach has implementation evidence in a named application.
Archived
Retained for context; no longer maintained.

Example maturity and source application status are recorded separately. A passing example does not establish production readiness.