Give jobs & antags prototypes a guide field (#28614)

* Give jobs & antags prototypes a guide field

* A

* space

Co-authored-by: ShadowCommander <10494922+ShadowCommander@users.noreply.github.com>

* Add todo

* Fix merge errors

---------

Co-authored-by: ShadowCommander <10494922+ShadowCommander@users.noreply.github.com>

Content.Shared/Guidebook/GuideEntry.cs

@@ -0,0 +1,47 @@
+using Robust.Shared.Prototypes;
+using Robust.Shared.Utility;
+
+namespace Content.Shared.Guidebook;
+
+[Prototype("guideEntry")]
+public sealed partial class GuideEntryPrototype : GuideEntry, IPrototype
+{
+    public string ID => Id;
+}
+
+[Virtual]
+public class GuideEntry
+{
+    /// <summary>
+    ///     The file containing the contents of this guide.
+    /// </summary>
+    [DataField(required: true)] public ResPath Text = default!;
+
+    /// <summary>
+    ///     The unique id for this guide.
+    /// </summary>
+    [IdDataField]
+    public string Id = default!;
+
+    /// <summary>
+    ///     The name of this guide. This gets localized.
+    /// </summary>
+    [DataField(required: true)] public string Name = default!;
+
+    /// <summary>
+    ///     The "children" of this guide for when guides are shown in a tree / table of contents.
+    /// </summary>
+    [DataField]
+    public List<ProtoId<GuideEntryPrototype>> Children = new();
+
+    /// <summary>
+    ///     Enable filtering of items.
+    /// </summary>
+    [DataField] public bool FilterEnabled = default!;
+
+    /// <summary>
+    ///     Priority for sorting top-level guides when shown in a tree / table of contents.
+    ///     If the guide is the child of some other guide, the order simply determined by the order of children in <see cref="Children"/>.
+    /// </summary>
+    [DataField] public int Priority = 0;
+}