simplify

src/image.rs

@@ -14,10 +14,9 @@ impl Image {
         let name = path.file_stem().unwrap().to_str().unwrap().into();
         let mut pixels: Vec<u8> = Vec::new();
 
-        for line in read_to_string(&path).unwrap().lines() {
-            for char in line.chars() {
-                pixels.push(char.to_string().parse().unwrap());
-            }
+        // todo .matches [0..3] instead of replacing whitespace?
+        for char in read_to_string(&path).unwrap().replace('\n', "").chars() {
+            pixels.push(char.to_string().parse().unwrap());
         }
 
         Self { name, pixels }