California gets roads, traffic, and a car to follow

README.md

@@ -1,6 +1,6 @@
 # Tera
 
-The map view of **Lumbridge Simulate** — cities from above, in three.js.
+The map view of **Lumbridge Simulate** — California from above, in three.js.
 Its other half, **Spaces**, is the offices you walk into: one engine and one
 asset library, seen from outside and from inside.
 
@@ -12,13 +12,18 @@ Apache 2.0. Runs at [tera.lumbridgecorp.com](https://tera.lumbridgecorp.com).
 
 ## What it is
 
-An engine plus data packs. The engine renders terrain, coastline, a built city
-on real street grids, bridges, roads, markers and air traffic. A *city pack* is
+An engine plus data packs. The default board joins Los Angeles and San Francisco
+with live deterministic traffic on US-101 and on the honest I-5 → I-580 → I-80
+approach. Choose either route chapter to follow the procedural black Model X.
+
+The engine renders terrain, coastline, built cities on authored street grids,
+bridges, roads, markers, road traffic and air traffic. A *city pack* is
 pure data — coastlines, hills, districts, landmarks, camera chapters — so adding
 a city is a data contribution anyone can review, not a fork.
 
-San Francisco ships today. Los Angeles / Orange County / Riverside is next; New
-York after that.
+California, the detailed Bay Area, and Los Angeles / Orange County / Riverside
+ship today. The corridor is intentionally sparse; detailed cities remain their
+own boards rather than forcing a 600 km world into one full-resolution mesh.
 
 A **plan view** sits top right: the board drawn flat, with the footprint of the
 camera's own frustum on it, so you can see where you are looking from outside
@@ -128,6 +133,8 @@ answer is an RTL-SDR receiver: first-party data with nothing to comply with.
 ```
 src/engine/    renderer — terrain, blocks, structures, markers, flights, scene, minimap
 src/cities/    data packs — pure geography, no code
+src/transport/ serializable route packs and renderer-independent simulation
+src/assets/    original procedural asset library
 src/adapters/  where outside data plugs in
 src/tools/     instruments — god-only, dynamically imported, never statically
 ```
@@ -144,3 +151,5 @@ what silently undoes it.
 ## Licence
 
 Apache License 2.0 — see [LICENSE](LICENSE) and [NOTICE](NOTICE).
+
+The ordered build plan and parallel work lanes live in [BUILD_PLAN.md](BUILD_PLAN.md).