| Layer | Tasks | Suggested Tech | |-------|-------|----------------| | | • Add theme entry to the CSS‑in‑JS/theme provider ( styled‑components or CSS Modules ). • Load SVG lazily via import() to keep bundle size low. • Hook up toggle to Redux/Context state and persist via API call. | React (v18+), TypeScript, Styled‑Components, Webpack (code‑splitting). | | Back‑end | • Extend User model with isIndo18Eligible (boolean) and themePreference (enum). • OTP verification endpoint (Twilio, Nexmo). • Feature flag integration ( LaunchDarkly / Unleash ). | Node.js (Express) or Go, PostgreSQL, Redis for OTP cache. | | API | • GET /me returns themePreference and eligibility flag. • PATCH /me/theme updates preference (auth required). • POST /membership/verify handles phone‑OTP validation. | OpenAPI 3.0 spec, JWT auth. | | Analytics | • Emit theme_activated , badge_viewed , theme_deactivated . • Funnel: eligible → verified → theme_on . | Segment or Amplitude SDK. | | CI/CD | • Add visual‑regression step. • Guard feature flag to be OFF in production until ready. | GitHub Actions, Docker, Canary deploy. |
In Indonesia, the world's largest Muslim-majority country, the jilbab is a common sight. Many Indonesian women wear the jilbab as a way to express their faith and cultural identity. The jilbab is often worn in various styles, with different colors and patterns, reflecting the diverse cultural influences across the archipelago. | Layer | Tasks | Suggested Tech |