Objectives ecs rework (#19967)

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

Content.Server/Objectives/Components/MultipleTraitorsRequirementComponent.cs

@@ -0,0 +1,16 @@
+using Content.Server.Objectives.Systems;
+
+namespace Content.Server.Objectives.Components;
+
+/// <summary>
+/// Requires that there are a certain number of other traitors alive for this objective to be given.
+/// </summary>
+[RegisterComponent, Access(typeof(MultipleTraitorsRequirementSystem))]
+public sealed partial class MultipleTraitorsRequirementComponent : Component
+{
+    /// <summary>
+    /// Number of traitors, excluding yourself, that have to exist.
+    /// </summary>
+    [DataField, ViewVariables(VVAccess.ReadWrite)]
+    public int Traitors = 2;
+}