v1.0.0

Highlights

• Map-first MBTA radar with live line health, stop sheets, trip planning, and trip follow mode.
• Backend polling + caching around MBTA v3 with Redis support for fast API responses.
• Shared @linelight/core models and API helpers used by backend and web.
• AWS deployment scripts and documentation; landmark imagery served from S3.

Repo polish

• Apache-2.0 license, organized docs, and a refreshed README with screenshots.