v0.2.0 First release

Added

• Docker support for self-hosting (API and App Dockerfiles)
• Production docker-compose.yml with PostgreSQL, API, and App services
• Health check endpoints (/health and /ready)
• Auto-migration support via AUTO_MIGRATE environment variable
• Self-hosted Poppins font (removed Google Fonts CDN dependency)
• Comprehensive deployment documentation (DEPLOYMENT.md)
• GitHub Actions workflow for Docker image builds and publishing to ghcr.io
• Multi-architecture support (amd64, arm64)

Changed

• Externalized all secrets from configuration files
• API now listens on port 8080 (cloud convention)

Security

• Removed hardcoded database credentials
• Removed hardcoded JWT secret
• Added .env files to .gitignore