Implement inflatable wall (#3703)

* Implement inflatable wall

* Actually block atmos

* Fix naming and add description

* Add requested changes

* Change prototype to field

* Refactor checks to use existing methods

* Fix PrototypeIdSerializer imports

* Fix mass in yaml

Content.Shared/Utility/SharedUnobstructedExtensions.cs

@@ -1,4 +1,4 @@
-#nullable enable
+#nullable enable
 using Content.Shared.GameObjects.EntitySystems;
 using Content.Shared.Interfaces.GameObjects.Components;
 using Content.Shared.Physics;
@@ -430,5 +430,19 @@ namespace Content.Shared.Utility
                 ignoreInsideBlocker, popup);
         }
         #endregion
+
+        #region EntityEventArgs
+        public static bool InRangeUnobstructed(
+            this AfterInteractMessage args,
+            float range = InteractionRange,
+            CollisionGroup collisionMask = CollisionGroup.Impassable,
+            Ignored? predicate = null,
+            bool ignoreInsideBlocker = false,
+            bool popup = false)
+        {
+            return SharedInteractionSystem.InRangeUnobstructed(args, range, collisionMask, predicate,
+                ignoreInsideBlocker, popup);
+        }
+        #endregion
     }
 }