Cherrypicks 2 (#371)

* Handheld teleporter portals now must start on the same grid. (#28423)

Co-authored-by: moonheart08 <moonheart08@users.noreply.github.com>

* hand teleport portals now may start in the same grid. (#28556)

* Implement vital chef's hat functionality (#25950)

* Implement crucial chef's hat functionality

* Unified stopping code and added events.

* Added documentation to events

* Rerun tests

* Made review changes, and fixed potential desync bug.

* Update whitelist

* Make Hamlet a valid chef's hat pilot (#29191)

* Dropping Corpses Devoured by Space Dragons on Gib/Butcher. (#28709)

* Update DevourSystem.cs

* Update DevourSystem.cs

* Update Content.Server/Devour/DevourSystem.cs

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Co-authored-by: metalgearsloth <31366439+metalgearsloth@users.noreply.github.com>

* Treatment of blood loss in the Rat King (#26887)

Bloodloss-RatKing

* - fix: Fix error.

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Co-authored-by: Moony <moony@hellomouse.net>
Co-authored-by: moonheart08 <moonheart08@users.noreply.github.com>
Co-authored-by: icekot8 <93311212+icekot8@users.noreply.github.com>
Co-authored-by: Tayrtahn <tayrtahn@gmail.com>
Co-authored-by: Lyndomen <49795619+Lyndomen@users.noreply.github.com>
Co-authored-by: metalgearsloth <31366439+metalgearsloth@users.noreply.github.com>
Co-authored-by: IlyaElDunaev <154531074+IlyaElDunaev@users.noreply.github.com>

Content.Shared/Teleportation/Components/HandTeleporterComponent.cs

@@ -1,4 +1,4 @@
-using Content.Shared.DoAfter;
+using Content.Shared.DoAfter;
 using Robust.Shared.Audio;
 using Robust.Shared.GameStates;
 using Robust.Shared.Prototypes;
@@ -20,6 +20,12 @@ public sealed partial class HandTeleporterComponent : Component
     [ViewVariables, DataField("secondPortal")]
     public EntityUid? SecondPortal = null;
 
+    /// <summary>
+    ///     Portals can't be placed on different grids?
+    /// </summary>
+    [DataField]
+    public bool AllowPortalsOnDifferentGrids;
+
     [DataField("firstPortalPrototype", customTypeSerializer: typeof(PrototypeIdSerializer<EntityPrototype>))]
     public string FirstPortalPrototype = "PortalRed";