message: Clean up checking for env variables
diff: @@ -27,11 +27,12 @@ use ::{
  pub fn start_daemon(background: bool) {
  // first check required environment variables
  for v in ["CRATESFYI_PREFIX",
  - "CRATESFYI_PREFIX",
  "CRATESFYI_GITHUB_USERNAME",
  "CRATESFYI_GITHUB_ACCESSTOKEN"]
  .iter() {
  - env::var(v).expect(&format!("Environment variable {} not found", v));
  + if env::var(v).is_err() {
  + panic!("Environment variable {} not found", v);
  + }
  }
  let dbopts = opts();
  