Take into account the source directory when parsing org-mode in Organic.

Previously only the emacs code was doing this.

src/context/file_access_interface.rs

@@ -1,14 +1,24 @@
 use std::fmt::Debug;
+use std::path::PathBuf;
 
 pub trait FileAccessInterface: Debug {
     fn read_file(&self, path: &str) -> Result<String, std::io::Error>;
 }
 
 #[derive(Debug, Clone)]
-pub struct LocalFileAccessInterface;
+pub struct LocalFileAccessInterface {
+    pub working_directory: Option<PathBuf>,
+}
 
 impl FileAccessInterface for LocalFileAccessInterface {
     fn read_file(&self, path: &str) -> Result<String, std::io::Error> {
-        Ok(std::fs::read_to_string(path)?)
+        let final_path = self
+            .working_directory
+            .as_ref()
+            .map(PathBuf::as_path)
+            .map(|pb| pb.join(path))
+            .unwrap_or_else(|| PathBuf::from(path));
+        eprintln!("Reading file: {}", final_path.display());
+        Ok(std::fs::read_to_string(final_path)?)
     }
 }