konstruct/.planning/phases/08-mobile-pwa/08-01-SUMMARY.md

phase, plan, subsystem, tags, requires, provides, affects, tech-stack, key-files, key-decisions, patterns-established, requirements-completed, duration, completed

phase	plan	subsystem	tags	requires	provides	affects	tech-stack	key-files	key-decisions	patterns-established	requirements-completed	duration	completed
08-mobile-pwa	01	ui	pwa service-worker serwist next.js tailwind mobile responsive	phase provides 07-multilanguage next-intl i18n framework used for offline banner and mobile nav labels phase provides 04-rbac RBAC role system used to filter More sheet items by user role	PWA manifest at /manifest.webmanifest with K monogram icons Serwist service worker with precaching and runtime cache (app/sw.ts) Service worker registration component (components/sw-register.tsx) Offline detection hook (lib/use-offline.ts) and banner (components/offline-banner.tsx) Mobile bottom tab bar (components/mobile-nav.tsx) — 5 tabs, md:hidden Mobile More sheet (components/mobile-more-sheet.tsx) — RBAC-filtered secondary nav + LanguageSwitcher Responsive dashboard layout sidebar hidden on mobile, tab bar shown, safe-area padding	08-02 through 08-04 (push notifications, offline cache, deep linking all build on this PWA foundation)	added patterns @serwist/next ^9.5.7 serwist ^9.5.7 idb (IndexedDB utilities, used in plan 03) sharp (devDep, icon generation script) withNextIntl(withSerwist(nextConfig)) compose order in next.config.ts Viewport export with viewportFit: cover for iOS safe-area CSS env vars md:hidden for mobile-only components, hidden md:flex for desktop-only env(safe-area-inset-bottom) via inline style for iOS home indicator RBAC filtering in mobile UI mirrors desktop Nav.tsx pattern	created modified packages/portal/app/manifest.ts packages/portal/app/sw.ts packages/portal/components/sw-register.tsx packages/portal/components/offline-banner.tsx packages/portal/lib/use-offline.ts packages/portal/components/mobile-nav.tsx packages/portal/components/mobile-more-sheet.tsx packages/portal/public/icon-192.png packages/portal/public/icon-512.png packages/portal/public/icon-maskable-192.png packages/portal/public/apple-touch-icon.png packages/portal/public/badge-72.png packages/portal/scripts/generate-icons.mjs packages/portal/next.config.ts packages/portal/app/layout.tsx packages/portal/app/(dashboard)/layout.tsx packages/portal/messages/en.json packages/portal/messages/es.json packages/portal/messages/pt.json	Serwist service worker disabled in development (NODE_ENV !== production) — avoids stale cache headaches during dev ServiceWorkerRegistration placed outside NextIntlClientProvider — needs no translations, mounts immediately OfflineBanner placed inside NextIntlClientProvider — requires translations for offline message Mobile More sheet uses plain div + backdrop (not @base-ui/react Drawer) — simpler, zero dependency, fully functional Serwist class API (new Serwist + addEventListeners) used over deprecated installSerwist — linter enforced this Viewport exported from layout.tsx (not metadata) — Next.js 16 separates viewport from metadata K monogram icons generated via sharp from SVG with radial gradient glow — consistent with sidebar brand mark aesthetic nav.settings and nav.language keys added to en/es/pt — reused nav namespace to avoid duplication	All mobile-only UI uses md:hidden; all desktop-only uses hidden md:flex Bottom safe-area handled via env(safe-area-inset-bottom) as inline style (Tailwind cannot use CSS env() directly) PWA icons generated from script (scripts/generate-icons.mjs), not checked in from external tool	MOB-01 MOB-02 MOB-04	7min	2026-03-26

Phase 8 Plan 1: Mobile PWA Foundation Summary

Responsive bottom tab bar + PWA manifest/service worker with K monogram icons, offline detection banner, and iOS safe-area support

Performance

• Duration: ~7 min
• Started: 2026-03-26T03:12:35Z
• Completed: 2026-03-26T03:19:34Z
• Tasks: 2
• Files modified: 19

Accomplishments

• Bottom tab bar (Dashboard, Employees, Chat, Usage, More) renders on mobile; desktop sidebar unchanged
• More sheet with RBAC-filtered secondary nav (Billing, API Keys, Users, Platform, Settings) + LanguageSwitcher + Sign Out
• PWA manifest at /manifest.webmanifest with K monogram brand icons (192, 512, maskable, apple-touch-icon, badge-72)
• Serwist service worker for precaching and runtime cache; registered via client component in root layout
• Offline banner (amber, fixed top) appears automatically when navigator.onLine is false
• Viewport viewportFit: cover enables CSS env(safe-area-inset-bottom) for iOS home indicator clearance
• Build passes; no TypeScript errors

Task Commits

Each task was committed atomically:

1. Task 1: PWA infrastructure - 53e66ff (feat)
2. Task 2: Mobile nav + responsive layout - acba978 (feat)

Plan metadata: (included in final docs commit)

Files Created/Modified

• app/manifest.ts - PWA manifest with K monogram icons, start_url=/dashboard
• app/sw.ts - Serwist service worker (precache + runtime cache, Serwist class API)
• components/sw-register.tsx - Client component registering /sw.js on mount
• components/offline-banner.tsx - Fixed amber banner when offline, uses useOnlineStatus
• lib/use-offline.ts - useOnlineStatus hook via online/offline window events
• components/mobile-nav.tsx - Bottom tab bar: 5 tabs, md:hidden, active indicator dot
• components/mobile-more-sheet.tsx - Bottom sheet: RBAC items + LanguageSwitcher + Sign Out
• scripts/generate-icons.mjs - Sharp-based icon generation script
• next.config.ts - withNextIntl(withSerwist(nextConfig)) composition
• app/layout.tsx - Viewport export added, ServiceWorkerRegistration + OfflineBanner mounted
• app/(dashboard)/layout.tsx - Desktop sidebar wrapped in hidden md:flex; MobileNav added; pb-20 md:pb-8

Decisions Made

• Serwist service worker disabled in development (NODE_ENV === 'development') to avoid stale cache headaches
• Mobile More sheet implemented as plain div + backdrop overlay — simpler than @base-ui/react Drawer, zero additional complexity
• Serwist class API (new Serwist + addEventListeners) used over deprecated installSerwist — enforced by linter auto-correction
• Viewport exported separately from metadata (Next.js 16 requirement)
• K monogram icons generated by Node.js script using sharp/SVG rather than checked-in from external tool

Deviations from Plan

Auto-fixed Issues

1. [Rule 1 - Bug] Serwist API: installSerwist replaced with Serwist class

• Found during: Task 1 (app/sw.ts)
• Issue: Plan specified installSerwist() but linter auto-corrected to the current Serwist class API (new Serwist(...) + addEventListeners()) — installSerwist is deprecated in serwist 9.x
• Fix: Accepted linter correction — new Serwist({ ... }); serwist.addEventListeners();
• Files modified: app/sw.ts
• Verification: Build passes with corrected API
• Committed in: 53e66ff

2. [Rule 2 - Missing Critical] Added nav.settings + nav.language i18n keys

• Found during: Task 2 (mobile-more-sheet.tsx)
• Issue: Settings link and Language label in More sheet required i18n keys not present in nav namespace
• Fix: Added settings and language keys to nav namespace in en/es/pt locale files
• Files modified: messages/en.json, messages/es.json, messages/pt.json
• Verification: Build passes with no missing translation errors
• Committed in: acba978

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Total deviations: 2 auto-fixed (1 API update, 1 missing i18n keys) Impact on plan: Both auto-fixes essential for correctness. No scope creep.

Issues Encountered

• Previous session's commit (acba978) had already included mobile-nav.tsx and mobile-more-sheet.tsx stubs — these were incorporated and enhanced with LanguageSwitcher, Settings item, and RBAC filtering rather than replaced.

Self-Check: PASSED

All files verified present. All commits verified in git history.

Next Phase Readiness

• PWA foundation is complete; plan 08-02 (push notifications) can extend sw.ts with push event listeners
• Offline cache and background sync (plan 08-03) can use the precaching infrastructure already in place
• iOS safe-area CSS env vars are active; any new mobile components should use env(safe-area-inset-bottom) for bottom spacing

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Phase: 08-mobile-pwa Completed: 2026-03-26