dragon minor refactor and stuff (#18149)

Co-authored-by: deltanedas <@deltanedas:kde.org>

Content.Server/StationEvents/Events/RandomSpawnRule.cs

@@ -0,0 +1,18 @@
+using Content.Server.GameTicking.Rules.Components;
+using Content.Server.StationEvents.Components;
+
+namespace Content.Server.StationEvents.Events;
+
+public sealed class RandomSpawnRule : StationEventSystem<RandomSpawnRuleComponent>
+{
+    protected override void Started(EntityUid uid, RandomSpawnRuleComponent comp, GameRuleComponent gameRule, GameRuleStartedEvent args)
+    {
+        base.Started(uid, comp, gameRule, args);
+
+        if (TryFindRandomTile(out _, out _, out _, out var coords))
+        {
+            Sawmill.Info($"Spawning {comp.Prototype} at {coords}");
+            Spawn(comp.Prototype, coords);
+        }
+    }
+}