add runc manager placeholder

connector/manager/runc.go

@@ -0,0 +1,19 @@
+package manager
+
+type Runc struct{}
+
+func NewRunc() *Runc {
+	return &Runc{}
+}
+
+func (rc *Runc) Start() error {
+	return nil
+}
+
+func (rc *Runc) Stop() error {
+	return nil
+}
+
+func (rc *Runc) Remove() error {
+	return nil
+}