feat: 工具配置增强、站点拨测与日志中心多项改进

- 工具配置：新增卸载 API/UI、Go 工具链、流水线构建自动安装依赖
- 修复 ListTools VerifyTool 递归栈溢出导致获取工具配置失败
- Node.js Alpine 安装改用 unofficial-builds musl 预编译包与 index.json 解析 LTS
- 站点拨测：详情页路由、告警自动恢复、并发拨测与默认可观测频率
- 日志中心：RBAC、查询构建器、ES/Loki 增强与审计 request/response 展示
- 发布配置：构建节点、流水线远程执行、Deploy RBAC 导航拆分

backend/model/log_scope_role.go

@@ -0,0 +1,72 @@
+package model
+
+import "time"
+
+// LogScopeRole 日志查询范围权限（正则匹配 ES 索引 / Loki label） // Logan.Li
+type LogScopeRole struct {
+	ID            uint      `gorm:"primarykey" json:"id"`
+	Name          string    `gorm:"size:64;not null" json:"name"`
+	Code          string    `gorm:"size:64;uniqueIndex;not null" json:"code"`
+	Engine        string    `gorm:"size:32;default:*;comment:引擎 loki/elasticsearch/*" json:"engine"`
+	MatchField    string    `gorm:"size:32;not null;comment:匹配维度 index/app/namespace/job" json:"match_field"`
+	Pattern       string    `gorm:"size:255;not null;comment:正则表达式" json:"pattern"`
+	DatasourceID  *uint     `json:"datasource_id,omitempty"`
+	Role          string    `gorm:"size:16;default:viewer;comment:viewer/analyst" json:"role"`
+	Description   string    `gorm:"size:255" json:"description"`
+	Status        int       `gorm:"default:1;comment:0禁用1启用" json:"status"`
+	CreatedAt     time.Time `json:"created_at"`
+	UpdatedAt     time.Time `json:"updated_at"`
+}
+
+func (LogScopeRole) TableName() string { return "monitor_log_scope_roles" }
+
+// UserLogScopeRole 用户 ↔ 日志范围权限 // Logan.Li
+type UserLogScopeRole struct {
+	ID             uint      `gorm:"primarykey" json:"id"`
+	UserID         uint      `gorm:"uniqueIndex:idx_user_log_scope;not null" json:"user_id"`
+	LogScopeRoleID uint      `gorm:"uniqueIndex:idx_user_log_scope;not null" json:"log_scope_role_id"`
+	CreatedAt      time.Time `json:"created_at"`
+
+	LogScopeRole *LogScopeRole `json:"log_scope_role,omitempty" gorm:"foreignKey:LogScopeRoleID"`
+}
+
+func (UserLogScopeRole) TableName() string { return "monitor_user_log_scope_roles" }
+
+// CreateLogScopeRoleRequest 创建日志权限策略 // Logan.Li
+type CreateLogScopeRoleRequest struct {
+	Name         string `json:"name" binding:"required,max=64"`
+	Code         string `json:"code" binding:"required,max=64"`
+	Engine       string `json:"engine" binding:"omitempty,oneof=loki elasticsearch *"`
+	MatchField   string `json:"match_field" binding:"required,oneof=index app namespace job"`
+	Pattern      string `json:"pattern" binding:"required,max=255"`
+	DatasourceID *uint  `json:"datasource_id"`
+	Role         string `json:"role" binding:"omitempty,oneof=viewer analyst"`
+	Description  string `json:"description"`
+}
+
+// UpdateLogScopeRoleRequest 更新日志权限策略 // Logan.Li
+type UpdateLogScopeRoleRequest struct {
+	Name         string `json:"name"`
+	Code         string `json:"code"`
+	Engine       string `json:"engine"`
+	MatchField   string `json:"match_field"`
+	Pattern      string `json:"pattern"`
+	DatasourceID *uint  `json:"datasource_id"`
+	Role         string `json:"role"`
+	Description  string `json:"description"`
+	Status       *int   `json:"status"`
+}
+
+// AssignLogScopeRoleRequest 用户授权（user_id 取自 URL 路径）// Logan.Li
+type AssignLogScopeRoleRequest struct {
+	LogScopeRoleID uint `json:"log_scope_role_id" binding:"required"`
+}
+
+// PreviewLogScopeRequest 命中预览 // Logan.Li
+type PreviewLogScopeRequest struct {
+	Engine        string `json:"engine" binding:"required,oneof=loki elasticsearch"`
+	DatasourceID  uint   `json:"datasource_id"`
+	Index         string `json:"index"`
+	Query         string `json:"query"`
+	SampleValue   string `json:"sample_value"`
+}