Fix: Add missing BakePathing() call in PlayerAddBuildingHook

The hook was skipping the original AddBuilding method but not calling
BakePathing(), which is required for villager pathfinding to work.
Without this, villagers cannot find paths to buildings.

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Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Main.cs

@@ -701,6 +701,8 @@ namespace KCM
                         }
                         LogStep();
 
+                        // CRITICAL: Bake pathing for villager movement!
+                        b.BakePathing();
 
                         return false;
                     }