Add inhand fill visuals (#24495)

* Add inhand fill visuals

* oops

* remove unused import

Content.Shared/Chemistry/Components/SolutionContainerVisualsComponent.cs

@@ -1,3 +1,4 @@
+using Content.Shared.Hands.Components;
 using Robust.Shared.Utility;
 
 namespace Content.Shared.Chemistry.Components
@@ -40,5 +41,17 @@ namespace Content.Shared.Chemistry.Components
 
         [DataField]
         public string InitialDescription = string.Empty;
+
+        /// <summary>
+        /// Optional in-hand visuals to to show someone is holding a filled beaker/jug/etc.
+        /// </summary>
+        [DataField]
+        public string? InHandsFillBaseName = null;
+
+        /// <summary>
+        /// A separate max fill levels for in-hands (to reduce number of sprites needed)
+        /// </summary>
+        [DataField]
+        public int InHandsMaxFillLevels = 0;
     }
 }