[029] Landing Page

[nicholaspsmith]

Summary

• Creates a public landing page for unauthenticated users at the root URL
• Showcases key value propositions: AI-powered skill trees, spaced repetition, learn anything
• Includes "How It Works" tutorial explaining the 3-step learning process
• Provides prominent CTAs for signup and login
• Redirects authenticated users to their dashboard

Implementation

Components Created

• HeroSection.tsx - Hero with headline, value prop, and signup/login CTAs
• BenefitsSection.tsx - 3-benefit grid showcasing key features
• HowItWorksSection.tsx - 3-step tutorial with clear explanations
• CTASection.tsx - Final call-to-action section

Routing Updates

• Updated app/page.tsx to show landing page for unauthenticated users
• Adds auth check and redirect to /goals for authenticated users
• Includes SEO metadata (title and description)

Testing

• Comprehensive E2E tests in tests/e2e/landing-page.spec.ts
• Tests cover: landing page visibility, How It Works section, CTA navigation, authenticated user redirect
• All 4 user stories tested (23/23 tasks completed)

Feature Documentation

• Specification: specs/029-landing-page/spec.md
• Implementation Plan: specs/029-landing-page/plan.md
• Task Breakdown: specs/029-landing-page/tasks.md

All 23 tasks have been completed and validated.

Test Plan

• E2E tests pass locally: npm run test:e2e -- landing-page.spec.ts
• All landing page components render correctly
• Unauthenticated users see landing page at /
• Authenticated users are redirected to /goals
• CTA buttons navigate to correct auth pages
• Dark mode styling verified across all sections
• Responsive layout verified at mobile/tablet/desktop breakpoints

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