Add reagent sources to the guidebook (#22627)

* source in my guidebook

* finish it!

* sir yes sir oorah

* network that bitch, baby

Content.Server/Kitchen/EntitySystems/ReagentGrinderSystem.cs

@@ -9,6 +9,7 @@ using Content.Shared.Containers.ItemSlots;
 using Content.Shared.FixedPoint;
 using Content.Shared.Interaction;
 using Content.Shared.Kitchen;
+using Content.Shared.Kitchen.Components;
 using Content.Shared.Popups;
 using Content.Shared.Random;
 using Content.Shared.Stacks;