Apply authored Age environment symbols (#34)

docs/GAMETESTS.md

@@ -8,7 +8,7 @@ data migration, workstation transactions, and forged/replayed menu actions.
 ./gradlew runGameTestServer
 ```
 
-The remaining 56 Rivencraft tests are archived, not deleted. They cover
+The remaining 58 Rivencraft tests are archived, not deleted. They cover
 completed milestone details such as every Age terrain profile, Notebook and
 Desk surface interactions, refill edge cases, book assembly controls, and
 workstation break/drop behavior. Run only the relevant archive alongside the
@@ -19,8 +19,8 @@ core tests when investigating an issue:
 ./gradlew runGameTestServer -ParchivedGameTestSuites=grammar,binder
 ```
 
-Available suite names are `linking`, `writing`, `grammar`, `desk`, `binder`, `mixer`, and
-`recipe`. Run all 79 Rivencraft tests before a
+Available suite names are `linking`, `environment`, `writing`, `grammar`, `desk`,
+`binder`, `mixer`, and `recipe`. Run all 81 Rivencraft tests before a
 release or after broad cross-system changes:
 
 ```shell