Correct minion sacrifice and passive talent semantics (refs #19)

Coordinator Root /root, session 01a12399-cfab-7c72-8455-e0e4cb7e156c.
Independently reviewed by /root/combat_source_finish_luna (GPT-6 Luna xhigh).
31 focused DK tests, required release check and complete source type check pass.

src/game/combatRotation.ts

@@ -679,6 +679,12 @@ function scoreAbility(
       score += injured.length ? -3_000 : 300;
     }
   } else {
+    if (ability.effects.some((effect) => effect.kind === "sacrifice-minion")) {
+      // Automated minion sacrifices are emergency self-heals; the cast gate
+      // still requires a living owned source minion before resources are spent.
+      if (selfHealth >= cooldownPolicy.generic.defensiveHealthPercent / 100) return null;
+      score += 140_000;
+    }
     if (categories.has("mitigation")) {
       const defensiveThreshold = cooldownPolicy.generic.defensiveHealthPercent / 100;
       const emergencyThreshold = cooldownPolicy.generic.emergencyHealthPercent / 100;