feat: machine Reset endpoint with asynchronous resource and data cleanup

internal/machine/firewall/iptables_darwin.go

@@ -6,3 +6,8 @@ import "fmt"
 func ConfigureIptablesChains() error {
 	return fmt.Errorf("not supported on Darwin")
 }
+
+// CleanupIptablesChains is a stub for Darwin.
+func CleanupIptablesChains() error {
+	return fmt.Errorf("not supported on Darwin")
+}