feat(cron) call the module

backend/api_server/src/init/cron.rs

@@ -0,0 +1,11 @@
+use crate::blog;
+use crate::scheduler::Scheduler;
+
+pub fn start() {
+    let scheduler = Scheduler::new();
+    let _ = vec![blog::cron::get_tasks()]
+        .into_iter()
+        .map(|list| scheduler.insert_list(list))
+        .collect::<Vec<_>>();
+    scheduler.start().unwrap()
+}