feat(agent): add service monitors configuration

agent/internal/config/config.go

@@ -20,6 +20,11 @@ type AgentConfig struct {
 	Label             string          `yaml:"label"`
 	CertDir           string          `yaml:"cert_dir"`
 	Services          []ServiceConfig `yaml:"services"`
+
+	MonitorDocker bool `yaml:"monitor_docker"`
+
+	MonitorKubernetes   bool    `yaml:"monitor_kubes"`
+	KubernetesNamespace *string `yaml:"kubernetes_namespace"`
 }
 
 func Load(path string) (*AgentConfig, error) {