fix(rules): exhausted -6 Dex now costs -3 AC and -3 Reflex

tests/test_conditions.py

@@ -7,6 +7,7 @@ from pf1e_simulator.conditions import (
     BLINDED,
     DAZZLED,
     ENTANGLED,
+    EXHAUSTED,
     FATIGUED,
     FLAT_FOOTED,
     FRIGHTENED,
@@ -123,6 +124,17 @@ class TestConditionData:
         assert ENTANGLED.cant_charge is True
         assert ENTANGLED.speed_mult == 0.5
 
+    def test_exhausted_minus6_dex_gives_minus3_ac_and_ref(self) -> None:
+        # SRD: exhausted takes -6 to Dexterity => -3 AC and -3 Reflex
+        # (each -2 Dex = -1 AC/Ref, same modelling as entangled's -4 Dex).
+        mods = {m.target: m.value for m in EXHAUSTED.modifiers}
+        assert mods["attack"] == -3
+        assert mods["damage"] == -3
+        assert mods["ac"] == -3
+        assert mods["ref"] == -3
+        assert "fort" not in mods
+        assert "will" not in mods
+
     def test_fatigued_flags(self) -> None:
         assert FATIGUED.cant_charge is True