Add a "should burn in sunlight" API for Phantoms and Skeletons

paper-api/src/main/java/org/bukkit/entity/AbstractSkeleton.java

@@ -32,4 +32,24 @@ public interface AbstractSkeleton extends Monster, com.destroystokyo.paper.entit
     @Deprecated(since = "1.17")
     @Contract("_ -> fail")
     public void setSkeletonType(Skeleton.SkeletonType type);
+
+    // Paper start
+    /**
+     * Check if this skeleton will burn in the sunlight. This
+     * does not take into account an entity's natural fire
+     * immunity.
+     *
+     * @return True if skeleton will burn in sunlight
+     */
+    boolean shouldBurnInDay();
+
+    /**
+     * Set if this skeleton should burn in the sunlight. This
+     * will not override an entity's natural fire
+     * immunity.
+     *
+     * @param shouldBurnInDay True to burn in sunlight
+     */
+    void setShouldBurnInDay(boolean shouldBurnInDay);
+    // Paper end
 }

paper-api/src/main/java/org/bukkit/entity/Phantom.java

@@ -26,5 +26,19 @@ public interface Phantom extends Flying, Enemy {
      */
     @Nullable
     public java.util.UUID getSpawningEntity();
+
+    /**
+     * Check if this phantom will burn in the sunlight
+     *
+     * @return True if phantom will burn in sunlight
+     */
+    public boolean shouldBurnInDay();
+
+    /**
+     * Set if this phantom should burn in the sunlight
+     *
+     * @param shouldBurnInDay True to burn in sunlight
+     */
+    public void setShouldBurnInDay(boolean shouldBurnInDay);
     // Paper end
 }