feat: 注册 vmidle 模块、添加 ControlConn.Has、更新空闲默认值

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: yokowu

backend/biz/register.go

@@ -4,6 +4,7 @@ import (
 	"github.com/samber/do"
 
 	"github.com/chaitin/MonkeyCode/backend/biz/file"
+	"github.com/chaitin/MonkeyCode/backend/biz/vmidle"
 	"github.com/chaitin/MonkeyCode/backend/biz/git"
 	"github.com/chaitin/MonkeyCode/backend/biz/host"
 	"github.com/chaitin/MonkeyCode/backend/biz/notify"
@@ -29,6 +30,7 @@ func RegisterAll(i *do.Injector) error {
 	git.ProvideGit(i)
 	project.ProvideProject(i)
 	file.ProvideFile(i)
+	vmidle.ProvideVMIdle(i)
 
 	// 阶段二：统一触发 handler 初始化（do.MustInvoke，此时所有服务已注册）
 	notify.InvokeNotify(i)
@@ -41,6 +43,7 @@ func RegisterAll(i *do.Injector) error {
 	git.InvokeGit(i)
 	project.InvokeProject(i)
 	file.InvokeFile(i)
+	vmidle.InvokeVMIdle(i)
 
 	return nil
 }

backend/config/config.go

@@ -185,8 +185,8 @@ func Init(dir string) (*Config, error) {
 	v.SetDefault("redis.port", 6379)
 	v.SetDefault("redis.pass", "")
 	v.SetDefault("redis.db", 0)
-	v.SetDefault("vm_idle.sleep_seconds", 600)
-	v.SetDefault("vm_idle.recycle_seconds", 604800)
+	v.SetDefault("vm_idle.sleep_seconds", 900)
+	v.SetDefault("vm_idle.recycle_seconds", 259200)
 	v.SetDefault("init_team.email", "")
 	v.SetDefault("init_team.name", "")
 	v.SetDefault("init_team.password", "")

backend/pkg/ws/ws.go

@@ -158,3 +158,10 @@ func (cc *ControlConn) Get(id string) ([]*WebsocketManager, bool) {
 	conns, ok := cc.conns[id]
 	return conns, ok
 }
+
+// Has 检查指定 taskID 是否还有活跃的 control 连接
+func (cc *ControlConn) Has(id string) bool {
+	cc.mu.RLock()
+	defer cc.mu.RUnlock()
+	return len(cc.conns[id]) > 0
+}