feat: add vm power actions

backend/internal/vm/handler.go

@@ -16,10 +16,23 @@ type Repository interface {
 
 type Handler struct {
 	repository Repository
+	power      PowerDependencies
 }
 
-func NewHandler(repository Repository) Handler {
-	return Handler{repository: repository}
+type Option func(*Handler)
+
+func WithPower(dependencies PowerDependencies) Option {
+	return func(h *Handler) {
+		h.power = dependencies
+	}
+}
+
+func NewHandler(repository Repository, opts ...Option) Handler {
+	handler := Handler{repository: repository}
+	for _, opt := range opts {
+		opt(&handler)
+	}
+	return handler
 }
 
 func (h Handler) ListProjectVMs(w http.ResponseWriter, r *http.Request) {