fix Episode::from_bytes

src/ship/room.rs

@@ -8,7 +8,7 @@ pub enum RoomCreationError {
 
 }
 
-#[derive(Debug)]
+#[derive(Debug, Copy, Clone)]
 pub enum Episode {
     One,
     Two,
@@ -20,9 +20,9 @@ impl TryFrom<u8> for Episode {
 
     fn try_from(value: u8) -> Result<Episode, RoomCreationError> {
         match value {
-            0 => Ok(Episode::One),
-            1 => Ok(Episode::Two),
-            2 => Ok(Episode::Four),
+            1 => Ok(Episode::One),
+            2 => Ok(Episode::Two),
+            3 => Ok(Episode::Four),
             _ => Err(RoomCreationError::InvalidEpisode(value))
         }
     }
@@ -38,7 +38,7 @@ impl Into<u8> for Episode {
     }
 }
 
-#[derive(Debug)]
+#[derive(Debug, Copy, Clone)]
 pub enum Difficulty {
     Normal,
     Hard,