Remove use of feature flags originating in upstream provided example. Remove unneeded main function.

src/tcs_helpers.rs

@@ -5,7 +5,6 @@ use tracing::{error, info, warn};
 use uuid::Uuid;
 
 pub async fn run_example(sched: &mut JobScheduler) -> Result<Vec<Uuid>, JobSchedulerError> {
-    #[cfg(feature = "signal")]
     sched.shutdown_on_ctrl_c();
 
     sched.set_shutdown_handler(Box::new(|| {
@@ -181,7 +180,6 @@ pub async fn run_example(sched: &mut JobScheduler) -> Result<Vec<Uuid>, JobSched
     let jhb_job_guid = jhb_job.guid();
     sched.add(jhb_job).await.unwrap();
 
-    #[cfg(feature = "english")]
     let english_job_guid = {
         let english_job = JobBuilder::new()
             .with_timezone(Utc)
@@ -220,7 +218,6 @@ pub async fn run_example(sched: &mut JobScheduler) -> Result<Vec<Uuid>, JobSched
         jja_guid,
         utc_job_guid,
         jhb_job_guid,
-        #[cfg(feature = "english")]
         english_job_guid,
     ];
     Ok(ret)
@@ -243,10 +240,6 @@ pub async fn stop_example(
     Ok(())
 }
 
-fn main() {
-    eprintln!("Should not be run on its own.");
-}
-
 #[cfg(test)]
 mod test {
     use tokio_cron_scheduler::{Job, JobScheduler};