fix(bundler): add use declarations where necessary (#75)

cli/tauri-cli/src/bundle/appimage_bundle.rs

@@ -1,5 +1,6 @@
 use super::common;
 use super::deb_bundle;
+use crate::ResultExt;
 use crate::Settings;
 use super::path_utils;
 
@@ -40,7 +41,8 @@ pub fn bundle_project(settings: &Settings) -> crate::Result<Vec<PathBuf>> {
   let base_dir = settings.project_out_directory().join("bundle/deb");
   let package_dir = base_dir.join(&package_base_name);
   if package_dir.exists() {
-    remove_dir_all(&package_dir).or_else(|e| Err(e.to_string()))?;
+    remove_dir_all(&package_dir)
+      .chain_err(|| format!("Failed to remove old {}", package_base_name))?;
   }
 
   // generate deb_folder structure