docs: RTD fix

DanielaBreitman · DanielaBreitman · commit ea743afc8be6 · 2025-10-19T19:16:52.000+02:00
diff --git a/docs/environment.yaml b/docs/environment.yaml
@@ -28,3 +28,4 @@ dependencies:
     - lunarsky>=0.2.5
     - sphinx_design
     - 21cmSense>=2.2.1
+    - powerbox
