Adds trash tag to more items. New component "TrashOnEmpty" (#10166)

Content.Server/Nutrition/Components/TrashOnEmptyComponent.cs

@@ -0,0 +1,16 @@
+namespace Content.Server.Nutrition.Components
+{
+    /// <summary>
+    /// Component that tags solution containers as trash when their contents have been emptied.
+    /// Used for things like used ketchup packets or used syringes.
+    /// </summary>
+    [RegisterComponent]
+    public sealed class TrashOnEmptyComponent : Component
+    {
+        /// <summary>
+        /// The name of the solution of which to check emptiness
+        /// </summary>
+        [ViewVariables] [DataField("solution")]
+        public string Solution { get; set; } = string.Empty;
+    }
+}