add: new modules, sprite visuals, client and shared logic

Content.Shared/_White/WeaponModules/WeaponModulesVisualsComponent.cs

@@ -0,0 +1,23 @@
+using Robust.Shared.GameStates;
+using Robust.Shared.Serialization;
+
+namespace Content.Client._White.WeaponsModules;
+
+/// <inheritdoc/>
+[RegisterComponent]
+public sealed partial class WeaponModulesVisualsComponent : Component
+{
+    [DataField] public string? state;
+}
+
+[Serializable, NetSerializable]
+public enum ModuleVisualState : byte
+{
+    Module
+}
+
+[Serializable, NetSerializable]
+public enum Modules : byte
+{
+    Light
+}