fix: use unwrap default and add desc file arg

src/main.rs

@@ -36,7 +36,7 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
     let mut metadata = if let Some(metadata_path) = args.timestamp_file() {
         load_video_metadata(metadata_path)?
     } else {
-        create_default_metadata(&video_files)
+        create_default_metadata(&video_files, args.description_file())
     };
 
     // Generate schedule

src/youtube.rs

@@ -270,7 +270,7 @@ pub fn create_default_metadata(video_files: &[String], description_file: String)
 
             VideoMetadata {
                 title: format!("{}", filename),
-                description: get_random_line(&expanded_path).unwrap(),
+                description: get_random_line(&expanded_path).unwrap_or_default(),
                 tags: vec!["gaming".to_string()],
                 category_id: "20".to_string(), // GAMING
                 privacy_status: "private".to_string(),