feat: handle termination

bin/index.js

@@ -43,12 +43,12 @@ async function run() {
   await fetchAndIndex().catch(handleError);
 
   // listen for termination
-  const terminate = type => () => {
+  const terminate = () => {
-    console.log(`Terminating [${type}]`);
+    console.log('Terminating...');
     process.exit(0);
   };
-  process.on('SIGINT', terminate('SIGINT'));
+  process.on('SIGINT', terminate);
-  process.on('SIGTERM', terminate('SIGTERM'));
+  process.on('SIGTERM', terminate);
 
   // scheduled running
   if (interval === 0) return;