Add Artifacts

src/artifacts.rs

@@ -0,0 +1,16 @@
+use crate::position::Position;
+
+pub struct Artifact {
+    position: Position,
+}
+
+impl Artifact {
+    pub fn new(position: Position) -> Self {
+        Artifact {
+            position,
+        }
+    }
+    pub fn get_immutable_position(&self) -> &Position {
+        &self.position
+    }
+}