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PWA PoC Engine

Installable Web App & Offline Cache Runtime
Online

Native App Feel, Web Architecture

This Proof of Concept implements standard W3C Web App Manifest specifications, instant Service Worker precaching with Stale-While-Revalidate fetch handling, and the native beforeinstallprompt installation flow.

Listening for browser installability prompt...

PWA Architecture Matrix

Offline-First Precache

Static assets, styles, and vector resources are loaded from Cache Storage when the network is absent.

📱

Standalone Experience

Runs in its own window without browser address bars when launched from home screen or desktop taskbar.

🛡️

Service Worker v1.0

Seamless background updates with automated stale cache purging on every deployment release.

🎨

Maskable Icons

Adaptive icon assets conforming to Android adaptive squircle/circle guidelines.

System & Lighthouse Readiness Status

Evaluating...
Service Worker Registration Checking...
Current Display Mode browser (windowed)
beforeinstallprompt Hook Waiting for event...
Cached Storage Assets Querying...
HTTPS Secure Context Checking...

Runtime Event Log

[00:00] Runtime initialized. DOM ready.