hunk.code_window: fn main() {
   	println!("Issuing sdtunnel certificate...");
   	let env_file = Path::new("./.env");
   	if env_file.exists() {
   		println!("File '{}' already exists. Exiting...", env_file.display());
   		return;
   	}
  
hunk.labels: keep keep keep keep keep replace keep keep keep keep
hunk.after_edit: 	if env_file.try_exists().unwrap() {
  
hunk.file_path: crates/p2p/tunnel/src/bin/generate-env.rs
hunk.type: replace