do not compare strictly

src/scrape-event.js

@@ -19,7 +19,7 @@ const options = parse_args(process.argv.slice(2));
   let events = [];
 
   for (const event of page_events) {
-    const index = previous_events.findIndex(({ id }) => event.id === id);
+    const index = previous_events.findIndex(({ id }) => event.id == id);
 
     if (index === -1) {
       sleep(2);