v0.2.0 — Spotify Data Layer & Profile Page

What's in this release

✅ Spotify Data Layer

• Top tracks, top artists, and playlists with DB caching
• Last.fm genre breakdown replacing deprecated Spotify audio features
• Transparent token refresh via withValidToken()
• Cache-aside pattern with per-resource TTLs

✅ Profile Page

• Portfolio-style layout with real Spotify data
• Artists section with editorial top-3 image grid
• Tracks section with ranked list and album art
• Genre fingerprint with weighted Last.fm tags
• Playlists section with cover images
• TanStack Query with client-side caching

🔧 Fixes

• Spotify Feb 2026 breaking changes (tracks→items, removed popularity/genres)
• CodeRabbit: genre query enabled gate, rate limit handling, Last.fm error hardening

🔜 Next

• v0.3.0 — Sona AI layer (insights, narration, agentic chat)

v0.1.0 — Foundation & Authentication

What's in this release

✅ Foundation

• Next.js 16 with TypeScript strict mode
• Tailwind v4 + Shadcn UI
• Drizzle ORM + Neon Postgres with full schema
• AES-256-GCM token encryption
• GitHub Actions CI (lint, format, type-check)

✅ Authentication

• Spotify OAuth 2.0 Authorization Code Flow
• CSRF protection via cryptographic state parameter
• Encrypted token storage (access + refresh)
• Automatic silent token refresh
• iron-session with httpOnly cookie
• Protected route layout with server-side session guard

🔜 Next

• v0.2.0 — Spotify data layer and profile page