Remove leading slash from s3 key if present

Author: iamvigneshwars

processed_data/src/graphql/entities.rs

@@ -281,7 +281,12 @@ impl AutoProcFileAttachment {
                 .to_string(),
         );
         key.push(<Option<String> as Clone>::clone(&self.file_name).unwrap());
-        key.to_string_lossy().to_string()
+        let key_str = key.to_string_lossy().to_string();
+        // Remove leading "/" if present
+        match key_str.strip_prefix('/') {
+            Some(stripped_key) => stripped_key.to_string(),
+            None => key_str,
+        }
     }
 }