Generate render link based on path to file.

src/context/dependency_manager.rs

@@ -1,3 +1,4 @@
+use std::path::Path;
 use std::path::PathBuf;
 
 use crate::error::CustomError;
@@ -33,4 +34,13 @@ impl DependencyManager {
             .expect("Popped more files off the dependency manager file stack than exist.");
         Ok(())
     }
+
+    pub(crate) fn get_current_folder(&self) -> Result<&Path, CustomError> {
+        Ok(self
+            .file_stack
+            .last()
+            .ok_or("No current file")?
+            .parent()
+            .ok_or("Current file was not in a directory")?)
+    }
 }