fix: add newline at end of file and clarify end of cli.js

Author: ciro-maciel

bin/cli.js

@@ -64,4 +64,5 @@ if (command === 'init') {
 } else {
     console.log('Usage: bunx @riligar/agents-kit init')
     process.exit(1)
-}
+}
+// End of cli.js