dragon minor refactor and stuff (#18149)

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

Content.Server/StationEvents/Components/RandomSpawnRuleComponent.cs

@@ -0,0 +1,18 @@
+using Content.Server.StationEvents.Events;
+using Robust.Shared.Prototypes;
+using Robust.Shared.Serialization.TypeSerializers.Implementations.Custom.Prototype;
+
+namespace Content.Server.StationEvents.Components;
+
+/// <summary>
+/// Spawns a single entity at a random tile on a station using TryGetRandomTile.
+/// </summary>
+[RegisterComponent, Access(typeof(RandomSpawnRule))]
+public sealed class RandomSpawnRuleComponent : Component
+{
+    /// <summary>
+    /// The entity to be spawned.
+    /// </summary>
+    [DataField("prototype", required: true, customTypeSerializer: typeof(PrototypeIdSerializer<EntityPrototype>))]
+    public string Prototype = string.Empty;
+}

Content.Server/StationEvents/Components/RevenantSpawnRuleComponent.cs

@@ -1,10 +0,0 @@
-using Content.Server.StationEvents.Events;
-
-namespace Content.Server.StationEvents.Components;
-
-[RegisterComponent, Access(typeof(RevenantSpawnRule))]
-public sealed class RevenantSpawnRuleComponent : Component
-{
-    [DataField("revenantPrototype")]
-    public string RevenantPrototype = "MobRevenant";
-}

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);
+        }
+    }
+}

Content.Server/StationEvents/Events/RevenantSpawnRule.cs

@@ -1,19 +0,0 @@
-using Content.Server.GameTicking.Rules.Components;
-using Content.Server.StationEvents.Components;
-
-namespace Content.Server.StationEvents.Events;
-
-public sealed class RevenantSpawnRule : StationEventSystem<RevenantSpawnRuleComponent>
-{
-    protected override void Started(EntityUid uid, RevenantSpawnRuleComponent component, GameRuleComponent gameRule,
-        GameRuleStartedEvent args)
-    {
-        base.Started(uid, component, gameRule, args);
-
-        if (TryFindRandomTile(out _, out _, out _, out var coords))
-        {
-            Sawmill.Info($"Spawning revenant at {coords}");
-            Spawn(component.RevenantPrototype, coords);
-        }
-    }
-}