Allow random AI to self-target

src/game/ai.ts

@@ -20,7 +20,7 @@ export class NoAI implements AI {
 export class RandomAI implements AI {
   name = "Random AI"
   decide (actor: Creature, encounter: Encounter): LogEntry {
-    const actions = encounter.combatants.filter(enemy => enemy !== actor).flatMap(enemy => actor.validActions(enemy).map(action => ({
+    const actions = encounter.combatants.flatMap(enemy => actor.validActions(enemy).map(action => ({
       target: enemy,
       action: action
     })))