Breaking out some portions for integration testing.

src/commands.rs

@@ -1,19 +0,0 @@
-use color_eyre::Result;
-use std::path::{Path, PathBuf};
-
-#[derive(Clone, Debug)]
-pub struct Root {
-    path: PathBuf,
-}
-
-impl Root {
-    pub fn new(path: impl AsRef<Path>) -> Self {
-        Root {
-            path: path.as_ref().to_owned(),
-        }
-    }
-
-    pub fn run_command(_cmd_string: impl AsRef<str>) -> Result<()> {
-        todo!();
-    }
-}