default to Eapi 0 if no eapi file exists

src/repo/profile/mod.rs

@@ -64,7 +64,7 @@ pub enum Error {
 pub struct Profile {
     #[get(kind = "deref")]
     path: PathBuf,
-    eapi: Option<Eapi>,
+    eapi: Eapi,
     deprecated: Option<String>,
     #[get(kind = "deref")]
     parents: Vec<Profile>,
@@ -108,9 +108,9 @@ impl Profile {
         let eapi = match fs::read_to_string(&eapi_path)
             .map(|s| Eapi::parse(s.trim()).map_err(str::to_string))
         {
-            Ok(Ok(eapi)) => Some(eapi),
+            Ok(Ok(eapi)) => eapi,
             Ok(Err(rest)) => return Err(Error::Parser(rest)),
-            Err(e) if matches!(e.kind(), io::ErrorKind::NotFound) => None,
+            Err(e) if matches!(e.kind(), io::ErrorKind::NotFound) => Eapi::parse("0").unwrap(),
             Err(e) => return Err(Error::Io(eapi_path, e)),
         };