Fix Age celestial path rotation

docs/PORTING.md

@@ -360,6 +360,10 @@ sky. The sun, moon, and stars follow a plane rotated by the saved Legacy-style
 angle in normal gameplay and Immersive Portals previews, while vanilla
 dimensions retain their standard celestial path.
 
+Version 0.2.26.1 rotates the celestial path around the world's vertical axis,
+allowing the saved angle to change each Age's sunrise and sunset compass
+direction instead of merely tilting the rendered path.
+
 Version 0.2.14.0 restores the legacy Linking and Descriptive Book artwork for
 inventory items and gives each book its matching open-book texture when placed
 on a Book Stand. Return Linking Books created inside another Age also retain and