scene tile stubs

src/scene.rs

@@ -1,6 +1,7 @@
 use std::fs::read_to_string;
 use std::path::PathBuf;
 use serde_derive::{Serialize, Deserialize};
+use crate::Position;
 
 #[derive(Debug, Eq, PartialEq)]
 pub struct Scene {
@@ -36,6 +37,10 @@ impl Scene {
 
         Self { name, background, foreground }
     }
+
+    pub fn set_tile(_position: Position, _new: String) {
+        todo!();
+    }
 }
 
 /// scene name is derived from the filename,