Move reverse engineering artifacts under contrib

README.md

@@ -56,7 +56,7 @@ Drive validation at `80.0`:
 - Claire/Westbrook route also drove cleanly; one blind hill/ramp surprise was
   driver unfamiliarity, not a route failure.
 
-See [docs/gps-momentum-field-tests.md](docs/gps-momentum-field-tests.md) for
+See [contrib/re/docs/gps-momentum-field-tests.md](contrib/re/docs/gps-momentum-field-tests.md) for
 the detailed test notes, screenshots, and log references.
 
 ## Build
@@ -98,7 +98,8 @@ expected by the game.
 
 ## Repository Notes
 
-This repository also contains older experiments and reverse-engineering tools:
+Older experiments, logs, screenshots, extracted work data, and
+reverse-engineering tools live under [contrib/re](contrib/re/README.md):
 
 - REDmod/archive traffic resource patchers.
 - Traffic lane and connection probability patchers.
@@ -106,10 +107,10 @@ This repository also contains older experiments and reverse-engineering tools:
 - RED4ext logging probes.
 - Earlier live-tuning helpers and presets.
 
-Those tools are retained because they explain the route-finding system and
+Those files are retained because they explain the route-finding system and
 document failed approaches, but they are not part of the current playable
 package. The important debriefs are:
 
-- [docs/traffic-system-debrief.md](docs/traffic-system-debrief.md)
-- [docs/red4ext-logging-shim.md](docs/red4ext-logging-shim.md)
-- [docs/gps-routing-research.md](docs/gps-routing-research.md)
+- [contrib/re/docs/traffic-system-debrief.md](contrib/re/docs/traffic-system-debrief.md)
+- [contrib/re/docs/red4ext-logging-shim.md](contrib/re/docs/red4ext-logging-shim.md)
+- [contrib/re/docs/gps-routing-research.md](contrib/re/docs/gps-routing-research.md)