Read the setup file into memory.

src/context/file_access_interface.rs

@@ -1,15 +1,14 @@
 use std::fmt::Debug;
-use std::path::Path;
 
 pub trait FileAccessInterface: Debug {
-    fn read_file(&self, path: &dyn AsRef<Path>) -> Result<String, Box<dyn std::error::Error>>;
+    fn read_file(&self, path: &str) -> Result<String, std::io::Error>;
 }
 
 #[derive(Debug, Clone)]
 pub struct LocalFileAccessInterface;
 
 impl FileAccessInterface for LocalFileAccessInterface {
-    fn read_file(&self, path: &dyn AsRef<Path>) -> Result<String, Box<dyn std::error::Error>> {
+    fn read_file(&self, path: &str) -> Result<String, std::io::Error> {
         Ok(std::fs::read_to_string(path)?)
     }
 }