Add mapping editor (#23427)

* Add mapping editor (#757)

* Remove mapping actions, never again

* Cleanup actions system

* Jarvis, remove all references to CM14

* Fix InventoryUIController crashing when an InventoryGui is not found

* Rename mapping1 to mapping

* Clean up context calls

* Add doc comments

* Add delegate for hiding decals in the mapping screen

* Jarvis mission failed

* a

* Add test

* Fix not flushing save stream in mapping manager

* change

* Fix verbs

* fixes

* localise

---------

Co-authored-by: DrSmugleaf <DrSmugleaf@users.noreply.github.com>
Co-authored-by: metalgearsloth <31366439+metalgearsloth@users.noreply.github.com>
Co-authored-by: metalgearsloth <comedian_vs_clown@hotmail.com>
Co-authored-by: Pieter-Jan Briers <pieterjan.briers+git@gmail.com>

Content.Client/Mapping/MappingSystem.cs

@@ -13,7 +13,6 @@ public sealed partial class MappingSystem : EntitySystem
 {
     [Dependency] private readonly IPlacementManager _placementMan = default!;
     [Dependency] private readonly ITileDefinitionManager _tileMan = default!;
-    [Dependency] private readonly ActionsSystem _actionsSystem = default!;
     [Dependency] private readonly MetaDataSystem _metaData = default!;
 
     /// <summary>
@@ -26,8 +25,6 @@ public sealed partial class MappingSystem : EntitySystem
     /// </summary>
     private readonly SpriteSpecifier _deleteIcon = new Texture(new ("Interface/VerbIcons/delete.svg.192dpi.png"));
 
-    public string DefaultMappingActions = "/mapping_actions.yml";
-
     public override void Initialize()
     {
         base.Initialize();
@@ -36,11 +33,6 @@ public sealed partial class MappingSystem : EntitySystem
         SubscribeLocalEvent<StartPlacementActionEvent>(OnStartPlacementAction);
     }
 
-    public void LoadMappingActions()
-    {
-        _actionsSystem.LoadActionAssignments(DefaultMappingActions, false);
-    }
-
     /// <summary>
     ///     This checks if the placement manager is currently active, and attempts to copy the placement information for
     ///     some entity or tile into an action. This is somewhat janky, but it seem to work well enough. Though I'd