Update config.yaml

config.yaml

@@ -10,7 +10,7 @@
 # ============================================
 
 # 前端显示的版本号（可选，不填则显示默认版本）
-version: "v1.6.1"
+version: "v1.6.3"
 # 服务器配置
 server:
   host: 0.0.0.0 # 监听地址，0.0.0.0 表示监听所有网络接口

go.mod

@@ -9,13 +9,13 @@ toolchain go1.24.4
 
 require (
 	github.com/bytedance/sonic v1.15.0
-	github.com/cloudwego/eino v0.8.8
+	github.com/cloudwego/eino v0.8.13
 	github.com/cloudwego/eino-ext/adk/backend/local v0.0.0-20260416081055-0ebab92e14f2
-	github.com/cloudwego/eino-ext/components/document/loader/file v0.0.0-20260416081055-0ebab92e14f2
+	github.com/cloudwego/eino-ext/components/document/loader/file v0.0.0-20260427010451-749e3706378b
-	github.com/cloudwego/eino-ext/components/document/transformer/splitter/markdown v0.0.0-20260416081055-0ebab92e14f2
+	github.com/cloudwego/eino-ext/components/document/transformer/splitter/markdown v0.0.0-20260427010451-749e3706378b
-	github.com/cloudwego/eino-ext/components/document/transformer/splitter/recursive v0.0.0-20260416081055-0ebab92e14f2
+	github.com/cloudwego/eino-ext/components/document/transformer/splitter/recursive v0.0.0-20260427010451-749e3706378b
-	github.com/cloudwego/eino-ext/components/embedding/openai v0.0.0-20260416081055-0ebab92e14f2
+	github.com/cloudwego/eino-ext/components/embedding/openai v0.0.0-20260427010451-749e3706378b
-	github.com/cloudwego/eino-ext/components/model/openai v0.1.12
+	github.com/cloudwego/eino-ext/components/model/openai v0.1.13
 	github.com/creack/pty v1.1.24
 	github.com/eino-contrib/jsonschema v1.0.3
 	github.com/gin-gonic/gin v1.9.1
@@ -40,7 +40,7 @@ require (
 	github.com/bytedance/gopkg v0.1.3 // indirect
 	github.com/bytedance/sonic/loader v0.5.0 // indirect
 	github.com/cloudwego/base64x v0.1.6 // indirect
-	github.com/cloudwego/eino-ext/libs/acl/openai v0.1.16 // indirect
+	github.com/cloudwego/eino-ext/libs/acl/openai v0.1.17 // indirect
 	github.com/dlclark/regexp2 v1.10.0 // indirect
 	github.com/dustin/go-humanize v1.0.1 // indirect
 	github.com/evanphx/json-patch v0.5.2 // indirect

go.sum

@@ -20,22 +20,22 @@ github.com/bytedance/sonic/loader v0.5.0/go.mod h1:AR4NYCk5DdzZizZ5djGqQ92eEhCCc
 github.com/certifi/gocertifi v0.0.0-20190105021004-abcd57078448/go.mod h1:GJKEexRPVJrBSOjoqN5VNOIKJ5Q3RViH6eu3puDRwx4=
 github.com/cloudwego/base64x v0.1.6 h1:t11wG9AECkCDk5fMSoxmufanudBtJ+/HemLstXDLI2M=
 github.com/cloudwego/base64x v0.1.6/go.mod h1:OFcloc187FXDaYHvrNIjxSe8ncn0OOM8gEHfghB2IPU=
-github.com/cloudwego/eino v0.8.8 h1:64NuheQBmxOXe/28Tm85rkBkxXMB5ZhjSu/j0RDFyZU=
+github.com/cloudwego/eino v0.8.13 h1:z5dhaZNN8TWZbP/lgKxGmF26Ii8fPeUlQCGV/NTtms0=
-github.com/cloudwego/eino v0.8.8/go.mod h1:+2N4nsMPxA6kGBHpH+75JuTfEcGprAMTdsZESrShKpU=
+github.com/cloudwego/eino v0.8.13/go.mod h1:+2N4nsMPxA6kGBHpH+75JuTfEcGprAMTdsZESrShKpU=
 github.com/cloudwego/eino-ext/adk/backend/local v0.0.0-20260416081055-0ebab92e14f2 h1:v2w9TyLAmNsMWo8NwntCc76uvNf6isTFkHB+oZZ8NqI=
 github.com/cloudwego/eino-ext/adk/backend/local v0.0.0-20260416081055-0ebab92e14f2/go.mod h1:os5Tq5FuSoz/MLqAdZER3ip49Oef9prc0kVsKsPYO48=
-github.com/cloudwego/eino-ext/components/document/loader/file v0.0.0-20260416081055-0ebab92e14f2 h1:H5Ohr3OWSjiTOe7y9pOPyVCKCNjAVj9YMaWmvZNTYPg=
+github.com/cloudwego/eino-ext/components/document/loader/file v0.0.0-20260427010451-749e3706378b h1:GIOC/VnXuSQx79mnQ3HgMvECjtyqvpJipmSUTFFfVsc=
-github.com/cloudwego/eino-ext/components/document/loader/file v0.0.0-20260416081055-0ebab92e14f2/go.mod h1:HnxTQxmhuev6zaBl92EHUy/vEDWCuoE/OE4cTiF5JCg=
+github.com/cloudwego/eino-ext/components/document/loader/file v0.0.0-20260427010451-749e3706378b/go.mod h1:HnxTQxmhuev6zaBl92EHUy/vEDWCuoE/OE4cTiF5JCg=
-github.com/cloudwego/eino-ext/components/document/transformer/splitter/markdown v0.0.0-20260416081055-0ebab92e14f2 h1:PRli0CmPfgUhwMGWGEAwg8nxde8hInC2OWv0vcIuwMk=
+github.com/cloudwego/eino-ext/components/document/transformer/splitter/markdown v0.0.0-20260427010451-749e3706378b h1:3owjV4nv+XRplavTeqFlCeAV4v7EHR2tIXDqLEmPc38=
-github.com/cloudwego/eino-ext/components/document/transformer/splitter/markdown v0.0.0-20260416081055-0ebab92e14f2/go.mod h1:KVOVct4e2BQ7epDONW2QE1qU5+ccoh91FzJTs9vIJj0=
+github.com/cloudwego/eino-ext/components/document/transformer/splitter/markdown v0.0.0-20260427010451-749e3706378b/go.mod h1:KVOVct4e2BQ7epDONW2QE1qU5+ccoh91FzJTs9vIJj0=
-github.com/cloudwego/eino-ext/components/document/transformer/splitter/recursive v0.0.0-20260416081055-0ebab92e14f2 h1:8sOFcDf9MtMVDQyozZtuhrmt+mLQRHEaf6dYC20Vxhs=
+github.com/cloudwego/eino-ext/components/document/transformer/splitter/recursive v0.0.0-20260427010451-749e3706378b h1:j8sj/5QiooV3LWphFDsJvyD/csWwupz+UKXeG+nqiNg=
-github.com/cloudwego/eino-ext/components/document/transformer/splitter/recursive v0.0.0-20260416081055-0ebab92e14f2/go.mod h1:9R0RQrQSpg1JaNnRtw7+RfRAAv0HgdE348YnrlZ6coo=
+github.com/cloudwego/eino-ext/components/document/transformer/splitter/recursive v0.0.0-20260427010451-749e3706378b/go.mod h1:9R0RQrQSpg1JaNnRtw7+RfRAAv0HgdE348YnrlZ6coo=
-github.com/cloudwego/eino-ext/components/embedding/openai v0.0.0-20260416081055-0ebab92e14f2 h1:OzKPBfGCJhjbtO+WfIMNSSnXxsj6/hUiyYOTaG2LUf4=
+github.com/cloudwego/eino-ext/components/embedding/openai v0.0.0-20260427010451-749e3706378b h1:pOqupZQyc46rw2Z0HeybtTmSMTwqfTrbRuGDuDsNf2A=
-github.com/cloudwego/eino-ext/components/embedding/openai v0.0.0-20260416081055-0ebab92e14f2/go.mod h1:zyPrZT2bO6LyRJgVksQowR18jVgyLSvqK93hnO53/Lc=
+github.com/cloudwego/eino-ext/components/embedding/openai v0.0.0-20260427010451-749e3706378b/go.mod h1:zyPrZT2bO6LyRJgVksQowR18jVgyLSvqK93hnO53/Lc=
-github.com/cloudwego/eino-ext/components/model/openai v0.1.12 h1:vcwNXeT7bpaXMNwUhtcHZwMYY8II2jAihuooyivmEZ0=
+github.com/cloudwego/eino-ext/components/model/openai v0.1.13 h1:5XHRTiTD5bt9KQrMHcfvuWNklEC3tpm3XHejdozt9vM=
-github.com/cloudwego/eino-ext/components/model/openai v0.1.12/go.mod h1:ve/+/hLZMvxD5AieQ355xHIFhAZVlsG4rdwTnE16aQU=
+github.com/cloudwego/eino-ext/components/model/openai v0.1.13/go.mod h1:mgIoqYYOc0eECCqvLbEYpOJrQNTNxkwXzSJzFU+v5sQ=
-github.com/cloudwego/eino-ext/libs/acl/openai v0.1.16 h1:q242n5P5Tx3a2QLaBmkfEpfRs/o17Ac6u3EAgItEEOc=
+github.com/cloudwego/eino-ext/libs/acl/openai v0.1.17 h1:EeVcR1TslRA2IdNW1h/2LaGbPlffwGhQm99jM3zWZiI=
-github.com/cloudwego/eino-ext/libs/acl/openai v0.1.16/go.mod h1:p+l0zBB0GjjX8HTlbTs3g3KfUFwZC11bsCGZOXW/3L0=
+github.com/cloudwego/eino-ext/libs/acl/openai v0.1.17/go.mod h1:Zkcx6DPTR2NfWmtSXbhItswGw6hqUezNPhNcke0pOG8=
 github.com/creack/pty v1.1.24 h1:bJrF4RRfyJnbTJqzRLHzcGaZK1NeM5kTC9jGgovnR1s=
 github.com/creack/pty v1.1.24/go.mod h1:08sCNb52WyoAwi2QDyzUCTgcvVFhUzewun7wtTfvcwE=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=

internal/app/app.go

@@ -599,12 +599,12 @@ func (a *App) startRobotConnections() {
 	if cfg.Robots.Lark.Enabled && cfg.Robots.Lark.AppID != "" && cfg.Robots.Lark.AppSecret != "" {
 		ctx, cancel := context.WithCancel(context.Background())
 		a.larkCancel = cancel
-		go robot.StartLark(ctx, cfg.Robots.Lark, a.robotHandler, a.logger.Logger)
+		go robot.StartLark(ctx, cfg.Robots, a.robotHandler, a.logger.Logger)
 	}
 	if cfg.Robots.Dingtalk.Enabled && cfg.Robots.Dingtalk.ClientID != "" && cfg.Robots.Dingtalk.ClientSecret != "" {
 		ctx, cancel := context.WithCancel(context.Background())
 		a.dingCancel = cancel
-		go robot.StartDing(ctx, cfg.Robots.Dingtalk, a.robotHandler, a.logger.Logger)
+		go robot.StartDing(ctx, cfg.Robots, a.robotHandler, a.logger.Logger)
 	}
 }
 

internal/attackchain/builder.go

@@ -811,8 +811,8 @@ func (b *Builder) callAIForChainGeneration(ctx context.Context, prompt string) (
 				"content": prompt,
 			},
 		},
-		"temperature": 0.3,
+		"temperature":           0.3,
-		"max_tokens":  8000,
+		"max_completion_tokens": 80000,
 	}
 
 	var apiResponse struct {

internal/config/config.go

@@ -275,11 +275,25 @@ type MultiAgentAPIUpdate struct {
 
 // RobotsConfig 机器人配置（企业微信、钉钉、飞书等）
 type RobotsConfig struct {
+	Session  RobotSessionConfig  `yaml:"session,omitempty" json:"session,omitempty"`   // 机器人会话隔离策略
 	Wecom    RobotWecomConfig    `yaml:"wecom,omitempty" json:"wecom,omitempty"`       // 企业微信
 	Dingtalk RobotDingtalkConfig `yaml:"dingtalk,omitempty" json:"dingtalk,omitempty"` // 钉钉
 	Lark     RobotLarkConfig     `yaml:"lark,omitempty" json:"lark,omitempty"`         // 飞书
 }
 
+// RobotSessionConfig 机器人会话隔离策略
+type RobotSessionConfig struct {
+	StrictUserIdentity *bool `yaml:"strict_user_identity,omitempty" json:"strict_user_identity,omitempty"` // true 时只允许真实用户标识，不允许会话/群 ID 兜底
+}
+
+// StrictUserIdentityEnabled 返回是否启用严格用户身份模式；未配置时默认 true。
+func (c RobotSessionConfig) StrictUserIdentityEnabled() bool {
+	if c.StrictUserIdentity == nil {
+		return true
+	}
+	return *c.StrictUserIdentity
+}
+
 // RobotWecomConfig 企业微信机器人配置
 type RobotWecomConfig struct {
 	Enabled        bool   `yaml:"enabled" json:"enabled"`
@@ -292,17 +306,19 @@ type RobotWecomConfig struct {
 
 // RobotDingtalkConfig 钉钉机器人配置
 type RobotDingtalkConfig struct {
-	Enabled      bool   `yaml:"enabled" json:"enabled"`
+	Enabled                    bool   `yaml:"enabled" json:"enabled"`
-	ClientID     string `yaml:"client_id" json:"client_id"`         // 应用 Key (AppKey)
+	ClientID                   string `yaml:"client_id" json:"client_id"`                                       // 应用 Key (AppKey)
-	ClientSecret string `yaml:"client_secret" json:"client_secret"` // 应用 Secret
+	ClientSecret               string `yaml:"client_secret" json:"client_secret"`                               // 应用 Secret
+	AllowConversationIDFallback bool   `yaml:"allow_conversation_id_fallback" json:"allow_conversation_id_fallback"` // sender_id 缺失时是否允许回退到会话 ID
 }
 
 // RobotLarkConfig 飞书机器人配置
 type RobotLarkConfig struct {
-	Enabled     bool   `yaml:"enabled" json:"enabled"`
+	Enabled                 bool   `yaml:"enabled" json:"enabled"`
-	AppID       string `yaml:"app_id" json:"app_id"`             // 应用 App ID
+	AppID                   string `yaml:"app_id" json:"app_id"`                                 // 应用 App ID
-	AppSecret   string `yaml:"app_secret" json:"app_secret"`     // 应用 App Secret
+	AppSecret               string `yaml:"app_secret" json:"app_secret"`                         // 应用 App Secret
-	VerifyToken string `yaml:"verify_token" json:"verify_token"` // 事件订阅 Verification Token（可选）
+	VerifyToken             string `yaml:"verify_token" json:"verify_token"`                     // 事件订阅 Verification Token（可选）
+	AllowChatIDFallback     bool   `yaml:"allow_chat_id_fallback" json:"allow_chat_id_fallback"` // 用户 ID 缺失时是否允许回退到 chat_id
 }
 
 type ServerConfig struct {
@@ -465,7 +481,6 @@ func Load(path string) (*Config, error) {
 	if cfg.Auth.SessionDurationHours <= 0 {
 		cfg.Auth.SessionDurationHours = 12
 	}
-
 	if strings.TrimSpace(cfg.Auth.Password) == "" {
 		password, err := generateStrongPassword(24)
 		if err != nil {
@@ -934,6 +949,7 @@ func LoadRoleFromFile(path string) (*RoleConfig, error) {
 }
 
 func Default() *Config {
+	strictRobotIdentity := true
 	return &Config{
 		Server: ServerConfig{
 			Host: "0.0.0.0",
@@ -968,6 +984,11 @@ func Default() *Config {
 		Auth: AuthConfig{
 			SessionDurationHours: 12,
 		},
+		Robots: RobotsConfig{
+			Session: RobotSessionConfig{
+				StrictUserIdentity: &strictRobotIdentity,
+			},
+		},
 		Knowledge: KnowledgeConfig{
 			Enabled:  true,
 			BasePath: "knowledge_base",

internal/database/conversation.go

@@ -32,6 +32,7 @@ type Message struct {
 	MCPExecutionIDs []string                 `json:"mcpExecutionIds,omitempty"`
 	ProcessDetails  []map[string]interface{} `json:"processDetails,omitempty"`
 	CreatedAt       time.Time                `json:"createdAt"`
+	UpdatedAt       time.Time                `json:"updatedAt"`
 }
 
 // CreateConversation 创建新对话
@@ -484,6 +485,7 @@ func (db *DB) ConversationHasToolProcessDetails(conversationID string) (bool, er
 // AddMessage 添加消息
 func (db *DB) AddMessage(conversationID, role, content string, mcpExecutionIDs []string) (*Message, error) {
 	id := uuid.New().String()
+	now := time.Now()
 
 	var mcpIDsJSON string
 	if len(mcpExecutionIDs) > 0 {
@@ -496,8 +498,8 @@ func (db *DB) AddMessage(conversationID, role, content string, mcpExecutionIDs [
 	}
 
 	_, err := db.Exec(
-		"INSERT INTO messages (id, conversation_id, role, content, mcp_execution_ids, created_at) VALUES (?, ?, ?, ?, ?, ?)",
+		"INSERT INTO messages (id, conversation_id, role, content, mcp_execution_ids, created_at, updated_at) VALUES (?, ?, ?, ?, ?, ?, ?)",
-		id, conversationID, role, content, mcpIDsJSON, time.Now(),
+		id, conversationID, role, content, mcpIDsJSON, now, now,
 	)
 	if err != nil {
 		return nil, fmt.Errorf("添加消息失败: %w", err)
@@ -514,7 +516,8 @@ func (db *DB) AddMessage(conversationID, role, content string, mcpExecutionIDs [
 		Role:            role,
 		Content:         content,
 		MCPExecutionIDs: mcpExecutionIDs,
-		CreatedAt:       time.Now(),
+		CreatedAt:       now,
+		UpdatedAt:       now,
 	}
 
 	return message, nil
@@ -523,7 +526,7 @@ func (db *DB) AddMessage(conversationID, role, content string, mcpExecutionIDs [
 // GetMessages 获取对话的所有消息
 func (db *DB) GetMessages(conversationID string) ([]Message, error) {
 	rows, err := db.Query(
-		"SELECT id, conversation_id, role, content, mcp_execution_ids, created_at FROM messages WHERE conversation_id = ? ORDER BY created_at ASC",
+		"SELECT id, conversation_id, role, content, mcp_execution_ids, created_at, updated_at FROM messages WHERE conversation_id = ? ORDER BY created_at ASC",
 		conversationID,
 	)
 	if err != nil {
@@ -536,8 +539,9 @@ func (db *DB) GetMessages(conversationID string) ([]Message, error) {
 		var msg Message
 		var mcpIDsJSON sql.NullString
 		var createdAt string
+		var updatedAt sql.NullString
 
-		if err := rows.Scan(&msg.ID, &msg.ConversationID, &msg.Role, &msg.Content, &mcpIDsJSON, &createdAt); err != nil {
+		if err := rows.Scan(&msg.ID, &msg.ConversationID, &msg.Role, &msg.Content, &mcpIDsJSON, &createdAt, &updatedAt); err != nil {
 			return nil, fmt.Errorf("扫描消息失败: %w", err)
 		}
 
@@ -551,6 +555,20 @@ func (db *DB) GetMessages(conversationID string) ([]Message, error) {
 			msg.CreatedAt, _ = time.Parse(time.RFC3339, createdAt)
 		}
 
+		// updated_at 兼容老库：字段不存在/为空时回退为 created_at
+		if updatedAt.Valid && strings.TrimSpace(updatedAt.String) != "" {
+			msg.UpdatedAt, err = time.Parse("2006-01-02 15:04:05.999999999-07:00", updatedAt.String)
+			if err != nil {
+				msg.UpdatedAt, err = time.Parse("2006-01-02 15:04:05", updatedAt.String)
+			}
+			if err != nil {
+				msg.UpdatedAt, _ = time.Parse(time.RFC3339, updatedAt.String)
+			}
+		}
+		if msg.UpdatedAt.IsZero() {
+			msg.UpdatedAt = msg.CreatedAt
+		}
+
 		// 解析MCP执行ID
 		if mcpIDsJSON.Valid && mcpIDsJSON.String != "" {
 			if err := json.Unmarshal([]byte(mcpIDsJSON.String), &msg.MCPExecutionIDs); err != nil {

internal/database/database.go

@@ -82,6 +82,7 @@ func (db *DB) initTables() error {
 		content TEXT NOT NULL,
 		mcp_execution_ids TEXT,
 		created_at DATETIME NOT NULL,
+		updated_at DATETIME NOT NULL,
 		FOREIGN KEY (conversation_id) REFERENCES conversations(id) ON DELETE CASCADE
 	);`
 
@@ -202,6 +203,16 @@ func (db *DB) initTables() error {
 		UNIQUE(conversation_id, group_id)
 	);`
 
+	// 机器人会话绑定表（用于跨重启保持「平台+租户+用户」到 conversation 的映射）
+	createRobotUserSessionsTable := `
+	CREATE TABLE IF NOT EXISTS robot_user_sessions (
+		session_key TEXT PRIMARY KEY,
+		conversation_id TEXT NOT NULL,
+		role_name TEXT NOT NULL DEFAULT '默认',
+		updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+		FOREIGN KEY (conversation_id) REFERENCES conversations(id) ON DELETE CASCADE
+	);`
+
 	// 创建漏洞表
 	createVulnerabilitiesTable := `
 	CREATE TABLE IF NOT EXISTS vulnerabilities (
@@ -408,6 +419,7 @@ func (db *DB) initTables() error {
 	CREATE INDEX IF NOT EXISTS idx_knowledge_retrieval_logs_created_at ON knowledge_retrieval_logs(created_at);
 	CREATE INDEX IF NOT EXISTS idx_conversation_group_mappings_conversation ON conversation_group_mappings(conversation_id);
 	CREATE INDEX IF NOT EXISTS idx_conversation_group_mappings_group ON conversation_group_mappings(group_id);
+	CREATE INDEX IF NOT EXISTS idx_robot_user_sessions_updated_at ON robot_user_sessions(updated_at);
 	CREATE INDEX IF NOT EXISTS idx_conversations_pinned ON conversations(pinned);
 	CREATE INDEX IF NOT EXISTS idx_vulnerabilities_conversation_id ON vulnerabilities(conversation_id);
 	CREATE INDEX IF NOT EXISTS idx_vulnerabilities_conversation_tag ON vulnerabilities(conversation_tag);
@@ -478,6 +490,9 @@ func (db *DB) initTables() error {
 	if _, err := db.Exec(createConversationGroupMappingsTable); err != nil {
 		return fmt.Errorf("创建conversation_group_mappings表失败: %w", err)
 	}
+	if _, err := db.Exec(createRobotUserSessionsTable); err != nil {
+		return fmt.Errorf("创建robot_user_sessions表失败: %w", err)
+	}
 
 	if _, err := db.Exec(createVulnerabilitiesTable); err != nil {
 		return fmt.Errorf("创建vulnerabilities表失败: %w", err)
@@ -518,6 +533,11 @@ func (db *DB) initTables() error {
 		// 不返回错误，允许继续运行
 	}
 
+	if err := db.migrateMessagesTable(); err != nil {
+		db.logger.Warn("迁移messages表失败", zap.Error(err))
+		// 不返回错误，允许继续运行
+	}
+
 	if err := db.migrateConversationGroupsTable(); err != nil {
 		db.logger.Warn("迁移conversation_groups表失败", zap.Error(err))
 		// 不返回错误，允许继续运行
@@ -550,6 +570,33 @@ func (db *DB) initTables() error {
 	return nil
 }
 
+// migrateMessagesTable 迁移 messages 表，补充 updated_at 字段。
+// 语义：updated_at 表示该条消息最后一次被写入/更新的时间（例如助手占位消息在任务结束时更新正文）。
+func (db *DB) migrateMessagesTable() error {
+	var count int
+	err := db.QueryRow("SELECT COUNT(*) FROM pragma_table_info('messages') WHERE name='updated_at'").Scan(&count)
+	if err != nil {
+		// 如果查询失败，尝试添加字段
+		if _, addErr := db.Exec("ALTER TABLE messages ADD COLUMN updated_at DATETIME"); addErr != nil {
+			errMsg := strings.ToLower(addErr.Error())
+			if !strings.Contains(errMsg, "duplicate column") && !strings.Contains(errMsg, "already exists") {
+				return fmt.Errorf("添加 messages.updated_at 字段失败: %w", addErr)
+			}
+		}
+	} else if count == 0 {
+		if _, err := db.Exec("ALTER TABLE messages ADD COLUMN updated_at DATETIME"); err != nil {
+			errMsg := strings.ToLower(err.Error())
+			if !strings.Contains(errMsg, "duplicate column") && !strings.Contains(errMsg, "already exists") {
+				return fmt.Errorf("添加 messages.updated_at 字段失败: %w", err)
+			}
+		}
+	}
+
+	// 回填已有数据：让 updated_at 至少等于 created_at，避免前端出现空/当前时间回退。
+	_, _ = db.Exec("UPDATE messages SET updated_at = created_at WHERE updated_at IS NULL OR updated_at = ''")
+	return nil
+}
+
 // migrateConversationsTable 迁移conversations表，添加新字段
 func (db *DB) migrateConversationsTable() error {
 	// 检查last_react_input字段是否存在

internal/database/robot_session.go

@@ -0,0 +1,84 @@
+package database
+
+import (
+	"database/sql"
+	"fmt"
+	"strings"
+	"time"
+)
+
+// RobotSessionBinding 机器人会话绑定信息。
+type RobotSessionBinding struct {
+	SessionKey     string
+	ConversationID string
+	RoleName       string
+	UpdatedAt      time.Time
+}
+
+// GetRobotSessionBinding 按 session_key 获取机器人会话绑定。
+func (db *DB) GetRobotSessionBinding(sessionKey string) (*RobotSessionBinding, error) {
+	sessionKey = strings.TrimSpace(sessionKey)
+	if sessionKey == "" {
+		return nil, nil
+	}
+	var b RobotSessionBinding
+	var updatedAt string
+	err := db.QueryRow(
+		"SELECT session_key, conversation_id, role_name, updated_at FROM robot_user_sessions WHERE session_key = ?",
+		sessionKey,
+	).Scan(&b.SessionKey, &b.ConversationID, &b.RoleName, &updatedAt)
+	if err != nil {
+		if err == sql.ErrNoRows {
+			return nil, nil
+		}
+		return nil, fmt.Errorf("查询机器人会话绑定失败: %w", err)
+	}
+	if t, e := time.Parse("2006-01-02 15:04:05.999999999-07:00", updatedAt); e == nil {
+		b.UpdatedAt = t
+	} else if t, e := time.Parse("2006-01-02 15:04:05", updatedAt); e == nil {
+		b.UpdatedAt = t
+	} else {
+		b.UpdatedAt, _ = time.Parse(time.RFC3339, updatedAt)
+	}
+	if strings.TrimSpace(b.RoleName) == "" {
+		b.RoleName = "默认"
+	}
+	return &b, nil
+}
+
+// UpsertRobotSessionBinding 写入或更新机器人会话绑定（包含角色）。
+func (db *DB) UpsertRobotSessionBinding(sessionKey, conversationID, roleName string) error {
+	sessionKey = strings.TrimSpace(sessionKey)
+	conversationID = strings.TrimSpace(conversationID)
+	roleName = strings.TrimSpace(roleName)
+	if sessionKey == "" || conversationID == "" {
+		return nil
+	}
+	if roleName == "" {
+		roleName = "默认"
+	}
+	_, err := db.Exec(`
+		INSERT INTO robot_user_sessions (session_key, conversation_id, role_name, updated_at)
+		VALUES (?, ?, ?, ?)
+		ON CONFLICT(session_key) DO UPDATE SET
+			conversation_id = excluded.conversation_id,
+			role_name = excluded.role_name,
+			updated_at = excluded.updated_at
+	`, sessionKey, conversationID, roleName, time.Now())
+	if err != nil {
+		return fmt.Errorf("写入机器人会话绑定失败: %w", err)
+	}
+	return nil
+}
+
+// DeleteRobotSessionBinding 删除机器人会话绑定。
+func (db *DB) DeleteRobotSessionBinding(sessionKey string) error {
+	sessionKey = strings.TrimSpace(sessionKey)
+	if sessionKey == "" {
+		return nil
+	}
+	if _, err := db.Exec("DELETE FROM robot_user_sessions WHERE session_key = ?", sessionKey); err != nil {
+		return fmt.Errorf("删除机器人会话绑定失败: %w", err)
+	}
+	return nil
+}

internal/handler/agent.go

@@ -728,7 +728,7 @@ func (h *AgentHandler) ProcessMessageForRobot(ctx context.Context, conversationI
 			h.persistEinoAgentTraceForResume(conversationID, resultMA)
 			errMsg := "执行失败: " + errMA.Error()
 			if assistantMessageID != "" {
-				_, _ = h.db.Exec("UPDATE messages SET content = ? WHERE id = ?", errMsg, assistantMessageID)
+				_, _ = h.db.Exec("UPDATE messages SET content = ?, updated_at = ? WHERE id = ?", errMsg, time.Now(), assistantMessageID)
 				_ = h.db.AddProcessDetail(assistantMessageID, conversationID, "error", errMsg, nil)
 			}
 			return "", conversationID, errMA
@@ -740,8 +740,8 @@ func (h *AgentHandler) ProcessMessageForRobot(ctx context.Context, conversationI
 				mcpIDsJSON = string(jsonData)
 			}
 			_, err = h.db.Exec(
-				"UPDATE messages SET content = ?, mcp_execution_ids = ? WHERE id = ?",
+				"UPDATE messages SET content = ?, mcp_execution_ids = ?, updated_at = ? WHERE id = ?",
-				resultMA.Response, mcpIDsJSON, assistantMessageID,
+				resultMA.Response, mcpIDsJSON, time.Now(), assistantMessageID,
 			)
 			if err != nil {
 				h.logger.Warn("机器人：更新助手消息失败", zap.Error(err))
@@ -761,7 +761,7 @@ func (h *AgentHandler) ProcessMessageForRobot(ctx context.Context, conversationI
 	if err != nil {
 		errMsg := "执行失败: " + err.Error()
 		if assistantMessageID != "" {
-			_, _ = h.db.Exec("UPDATE messages SET content = ? WHERE id = ?", errMsg, assistantMessageID)
+			_, _ = h.db.Exec("UPDATE messages SET content = ?, updated_at = ? WHERE id = ?", errMsg, time.Now(), assistantMessageID)
 			_ = h.db.AddProcessDetail(assistantMessageID, conversationID, "error", errMsg, nil)
 		}
 		return "", conversationID, err
@@ -775,8 +775,8 @@ func (h *AgentHandler) ProcessMessageForRobot(ctx context.Context, conversationI
 			mcpIDsJSON = string(jsonData)
 		}
 		_, err = h.db.Exec(
-			"UPDATE messages SET content = ?, mcp_execution_ids = ? WHERE id = ?",
+		"UPDATE messages SET content = ?, mcp_execution_ids = ?, updated_at = ? WHERE id = ?",
-			result.Response, mcpIDsJSON, assistantMessageID,
+		result.Response, mcpIDsJSON, time.Now(), assistantMessageID,
 		)
 		if err != nil {
 			h.logger.Warn("机器人：更新助手消息失败", zap.Error(err))
@@ -1515,9 +1515,9 @@ func (h *AgentHandler) AgentLoopStream(c *gin.Context) {
 		// 更新助手消息内容并保存错误详情到数据库
 		if assistantMessageID != "" {
 			if _, updateErr := h.db.Exec(
-				"UPDATE messages SET content = ? WHERE id = ?",
+				"UPDATE messages SET content = ?, updated_at = ? WHERE id = ?",
 				errorMsg,
-				assistantMessageID,
+				time.Now(), assistantMessageID,
 			); updateErr != nil {
 				h.logger.Warn("更新错误后的助手消息失败", zap.Error(updateErr))
 			}
@@ -1569,9 +1569,9 @@ func (h *AgentHandler) AgentLoopStream(c *gin.Context) {
 
 			if assistantMessageID != "" {
 				if _, updateErr := h.db.Exec(
-					"UPDATE messages SET content = ? WHERE id = ?",
+					"UPDATE messages SET content = ?, updated_at = ? WHERE id = ?",
 					cancelMsg,
-					assistantMessageID,
+					time.Now(), assistantMessageID,
 				); updateErr != nil {
 					h.logger.Warn("更新取消后的助手消息失败", zap.Error(updateErr))
 				}
@@ -1604,9 +1604,9 @@ func (h *AgentHandler) AgentLoopStream(c *gin.Context) {
 
 			if assistantMessageID != "" {
 				if _, updateErr := h.db.Exec(
-					"UPDATE messages SET content = ? WHERE id = ?",
+					"UPDATE messages SET content = ?, updated_at = ? WHERE id = ?",
 					timeoutMsg,
-					assistantMessageID,
+					time.Now(), assistantMessageID,
 				); updateErr != nil {
 					h.logger.Warn("更新超时后的助手消息失败", zap.Error(updateErr))
 				}
@@ -1639,9 +1639,9 @@ func (h *AgentHandler) AgentLoopStream(c *gin.Context) {
 
 			if assistantMessageID != "" {
 				if _, updateErr := h.db.Exec(
-					"UPDATE messages SET content = ? WHERE id = ?",
+					"UPDATE messages SET content = ?, updated_at = ? WHERE id = ?",
 					errorMsg,
-					assistantMessageID,
+					time.Now(), assistantMessageID,
 				); updateErr != nil {
 					h.logger.Warn("更新失败后的助手消息失败", zap.Error(updateErr))
 				}
@@ -1671,7 +1671,7 @@ func (h *AgentHandler) AgentLoopStream(c *gin.Context) {
 	// 更新助手消息内容
 	if assistantMsg != nil {
 		_, err = h.db.Exec(
-			"UPDATE messages SET content = ?, mcp_execution_ids = ? WHERE id = ?",
+			"UPDATE messages SET content = ?, mcp_execution_ids = ?, updated_at = ? WHERE id = ?",
 			result.Response,
 			func() string {
 				if len(result.MCPExecutionIDs) > 0 {
@@ -1680,7 +1680,7 @@ func (h *AgentHandler) AgentLoopStream(c *gin.Context) {
 				}
 				return ""
 			}(),
-			assistantMessageID,
+			time.Now(), assistantMessageID,
 		)
 		if err != nil {
 			h.logger.Error("更新助手消息失败", zap.Error(err))
@@ -2448,76 +2448,144 @@ func (h *AgentHandler) executeBatchQueue(queueID string) {
 		if assistantMsg != nil {
 			assistantMessageID = assistantMsg.ID
 		}
-		progressCallback := h.createProgressCallback(context.Background(), nil, conversationID, assistantMessageID, nil)
+		// 注意：批量任务没有前端直连的 POST /stream，因此若要支持「刷新后补流」，
+		// 需要把进度事件镜像到 TaskEventBus（GET /api/agent-loop/task-events 会订阅这里）。
+		// progressCallback 将在子任务的 IIFE 内创建，以便拿到 taskCtx/cancelWithCause 与 sendEvent。
+		var progressCallback func(eventType, message string, data interface{})
 
 		// 执行任务（使用包含角色提示词的finalMessage和角色工具列表）
 		h.logger.Info("执行批量任务", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.String("message", task.Message), zap.String("role", queue.Role), zap.String("conversationId", conversationID))
 
-		// 单个子任务超时时间：从30分钟调整为6小时，适配长时间渗透/扫描任务
+		func() {
-		ctx, cancel := context.WithTimeout(context.Background(), 6*time.Hour)
+			// 与对话流式接口一致：同 conversationId 仅允许一个运行中任务，并支持 /api/agent-loop/cancel 与会话锁对齐。
-		// 存储取消函数，以便在取消队列时能够取消当前任务
+			baseCtx, cancelWithCause := context.WithCancelCause(context.Background())
-		h.batchTaskManager.SetTaskCancel(queueID, cancel)
+			// 单个子任务超时：6 小时（与原先 WithTimeout(Background) 一致）
-		// 使用队列配置的角色工具列表（如果为空，表示使用所有工具）
+			taskCtx, timeoutCancel := context.WithTimeout(baseCtx, 6*time.Hour)
-		useBatchMulti := false
+
-		useEinoSingle := false
+			registered := false
-		batchOrch := "deep"
+			finishStatus := "completed"
-		am := strings.TrimSpace(strings.ToLower(queue.AgentMode))
+
-		if am == "multi" {
+			defer func() {
-			am = "deep"
+				h.batchTaskManager.SetTaskCancel(queueID, nil)
-		}
+				timeoutCancel()
-		if am == "eino_single" {
+				if registered {
-			useEinoSingle = true
+					// 与流式接口保持一致：结束前补一个 done，便于前端 task-events 侧及时收口 UI。
-		} else if batchQueueWantsEino(queue.AgentMode) && h.config != nil && h.config.MultiAgent.Enabled {
+					if h.taskEventBus != nil {
-			useBatchMulti = true
+						ev := StreamEvent{Type: "done", Message: "", Data: map[string]interface{}{"conversationId": conversationID}}
-			batchOrch = config.NormalizeMultiAgentOrchestration(am)
+						if b, err := json.Marshal(ev); err == nil {
-		} else if queue.AgentMode == "" {
+							h.taskEventBus.Publish(conversationID, append(append([]byte("data: "), b...), '\n', '\n'))
-			// 兼容历史数据：未配置队列代理模式时，沿用旧的系统级开关
+						}
-			if h.config != nil && h.config.MultiAgent.Enabled && h.config.MultiAgent.BatchUseMultiAgent {
+					}
+					h.tasks.FinishTask(conversationID, finishStatus)
+				}
+				cancelWithCause(nil)
+			}()
+
+			// 事件镜像：只发布到 TaskEventBus，不直接写 HTTP Response（用于刷新后的补流）。
+			sendEvent := func(eventType, message string, data interface{}) {
+				if h.taskEventBus == nil {
+					return
+				}
+				ev := StreamEvent{Type: eventType, Message: message, Data: data}
+				b, err := json.Marshal(ev)
+				if err != nil {
+					b = []byte(`{"type":"error","message":"marshal failed"}`)
+				}
+				line := make([]byte, 0, len(b)+8)
+				line = append(line, []byte("data: ")...)
+				line = append(line, b...)
+				line = append(line, '\n', '\n')
+				h.taskEventBus.Publish(conversationID, line)
+			}
+
+			if _, err := h.tasks.StartTask(conversationID, task.Message, cancelWithCause); err != nil {
+				h.logger.Warn("批量队列子任务注册会话运行状态失败",
+					zap.String("queueId", queueID),
+					zap.String("taskId", task.ID),
+					zap.String("conversationId", conversationID),
+					zap.Error(err))
+				failMsg := err.Error()
+				if errors.Is(err, ErrTaskAlreadyRunning) {
+					failMsg = "会话已有任务正在执行，无法在该会话上并行启动批量子任务"
+				}
+				h.batchTaskManager.UpdateTaskStatus(queueID, task.ID, "failed", "", failMsg)
+				return
+			}
+			registered = true
+			// 存储取消函数：暂停队列时取消子任务 context（与原先语义一致）
+			h.batchTaskManager.SetTaskCancel(queueID, timeoutCancel)
+
+			// 创建进度回调函数：写 DB + 镜像到 task-events，支持刷新后继续流式展示。
+			progressCallback = h.createProgressCallback(taskCtx, cancelWithCause, conversationID, assistantMessageID, sendEvent)
+
+			// 使用队列配置的角色工具列表（如果为空，表示使用所有工具）
+			useBatchMulti := false
+			useEinoSingle := false
+			batchOrch := "deep"
+			am := strings.TrimSpace(strings.ToLower(queue.AgentMode))
+			if am == "multi" {
+				am = "deep"
+			}
+			if am == "eino_single" {
+				useEinoSingle = true
+			} else if batchQueueWantsEino(queue.AgentMode) && h.config != nil && h.config.MultiAgent.Enabled {
 				useBatchMulti = true
-				batchOrch = "deep"
+				batchOrch = config.NormalizeMultiAgentOrchestration(am)
+			} else if queue.AgentMode == "" {
+				// 兼容历史数据：未配置队列代理模式时，沿用旧的系统级开关
+				if h.config != nil && h.config.MultiAgent.Enabled && h.config.MultiAgent.BatchUseMultiAgent {
+					useBatchMulti = true
+					batchOrch = "deep"
+				}
 			}
-		}
+			useRunResult := useBatchMulti || useEinoSingle
-		useRunResult := useBatchMulti || useEinoSingle
+			var result *agent.AgentLoopResult
-		var result *agent.AgentLoopResult
+			var resultMA *multiagent.RunResult
-		var resultMA *multiagent.RunResult
+			var runErr error
-		var runErr error
+			switch {
-		switch {
+			case useBatchMulti:
-		case useBatchMulti:
+				resultMA, runErr = multiagent.RunDeepAgent(taskCtx, h.config, &h.config.MultiAgent, h.agent, h.logger, conversationID, finalMessage, []agent.ChatMessage{}, roleTools, progressCallback, h.agentsMarkdownDir, batchOrch)
-			resultMA, runErr = multiagent.RunDeepAgent(ctx, h.config, &h.config.MultiAgent, h.agent, h.logger, conversationID, finalMessage, []agent.ChatMessage{}, roleTools, progressCallback, h.agentsMarkdownDir, batchOrch)
+			case useEinoSingle:
-		case useEinoSingle:
+				if h.config == nil {
-			if h.config == nil {
+					runErr = fmt.Errorf("服务器配置未加载")
-				runErr = fmt.Errorf("服务器配置未加载")
+				} else {
-			} else {
+					resultMA, runErr = multiagent.RunEinoSingleChatModelAgent(taskCtx, h.config, &h.config.MultiAgent, h.agent, h.logger, conversationID, finalMessage, []agent.ChatMessage{}, roleTools, progressCallback)
-				resultMA, runErr = multiagent.RunEinoSingleChatModelAgent(ctx, h.config, &h.config.MultiAgent, h.agent, h.logger, conversationID, finalMessage, []agent.ChatMessage{}, roleTools, progressCallback)
+				}
+			default:
+				result, runErr = h.agent.AgentLoopWithProgress(taskCtx, finalMessage, []agent.ChatMessage{}, conversationID, progressCallback, roleTools)
 			}
-		default:
-			result, runErr = h.agent.AgentLoopWithProgress(ctx, finalMessage, []agent.ChatMessage{}, conversationID, progressCallback, roleTools)
-		}
-		// 任务执行完成，清理取消函数
-		h.batchTaskManager.SetTaskCancel(queueID, nil)
-		cancel()
 
-		if runErr != nil {
+			if runErr != nil {
-			if useRunResult {
+				if useRunResult {
-				h.persistEinoAgentTraceForResume(conversationID, resultMA)
+					h.persistEinoAgentTraceForResume(conversationID, resultMA)
-			}
+				}
-			// 检查是否是取消错误
+				// 检查是否是取消错误
-			// 1. 直接检查是否是 context.Canceled（包括包装后的错误）
+				// 1. 直接检查是否是 context.Canceled（包括包装后的错误）
-			// 2. 检查错误消息中是否包含"context canceled"或"cancelled"关键字
+				// 2. 检查错误消息中是否包含"context canceled"或"cancelled"关键字
-			// 3. 检查 result.Response 中是否包含取消相关的消息
+				// 3. 检查 result.Response 中是否包含取消相关的消息
-			errStr := runErr.Error()
+				errStr := runErr.Error()
-			partialResp := ""
+				partialResp := ""
-			if useRunResult && resultMA != nil {
+				if useRunResult && resultMA != nil {
-				partialResp = resultMA.Response
+					partialResp = resultMA.Response
-			} else if result != nil {
+				} else if result != nil {
-				partialResp = result.Response
+					partialResp = result.Response
-			}
+				}
-			isCancelled := errors.Is(runErr, context.Canceled) ||
+				isCancelled := errors.Is(context.Cause(baseCtx), ErrTaskCancelled) ||
-				strings.Contains(strings.ToLower(errStr), "context canceled") ||
+					errors.Is(runErr, context.Canceled) ||
-				strings.Contains(strings.ToLower(errStr), "context cancelled") ||
+					strings.Contains(strings.ToLower(errStr), "context canceled") ||
-				(partialResp != "" && (strings.Contains(partialResp, "任务已被取消") || strings.Contains(partialResp, "任务执行中断")))
+					strings.Contains(strings.ToLower(errStr), "context cancelled") ||
+					(partialResp != "" && (strings.Contains(partialResp, "任务已被取消") || strings.Contains(partialResp, "任务执行中断")))
+				isTimeout := errors.Is(runErr, context.DeadlineExceeded) || errors.Is(context.Cause(taskCtx), context.DeadlineExceeded)
 
-			if isCancelled {
+				if isTimeout {
+					finishStatus = "timeout"
+				} else if isCancelled {
+					finishStatus = "cancelled"
+				} else {
+					finishStatus = "failed"
+				}
+
+				if isCancelled {
 				h.logger.Info("批量任务被取消", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.String("conversationId", conversationID))
 				cancelMsg := "任务已被用户取消，后续操作已停止。"
 				// 如果执行结果中有更具体的取消消息，使用它
@@ -2527,9 +2595,9 @@ func (h *AgentHandler) executeBatchQueue(queueID string) {
 				// 更新助手消息内容
 				if assistantMessageID != "" {
 					if _, updateErr := h.db.Exec(
-						"UPDATE messages SET content = ? WHERE id = ?",
+						"UPDATE messages SET content = ?, updated_at = ? WHERE id = ?",
 						cancelMsg,
-						assistantMessageID,
+						time.Now(), assistantMessageID,
 					); updateErr != nil {
 						h.logger.Warn("更新取消后的助手消息失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.Error(updateErr))
 					}
@@ -2561,9 +2629,9 @@ func (h *AgentHandler) executeBatchQueue(queueID string) {
 				// 更新助手消息内容
 				if assistantMessageID != "" {
 					if _, updateErr := h.db.Exec(
-						"UPDATE messages SET content = ? WHERE id = ?",
+						"UPDATE messages SET content = ?, updated_at = ? WHERE id = ?",
 						errorMsg,
-						assistantMessageID,
+						time.Now(), assistantMessageID,
 					); updateErr != nil {
 						h.logger.Warn("更新失败后的助手消息失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.Error(updateErr))
 					}
@@ -2600,10 +2668,10 @@ func (h *AgentHandler) executeBatchQueue(queueID string) {
 					mcpIDsJSON = string(jsonData)
 				}
 				if _, updateErr := h.db.Exec(
-					"UPDATE messages SET content = ?, mcp_execution_ids = ? WHERE id = ?",
+					"UPDATE messages SET content = ?, mcp_execution_ids = ?, updated_at = ? WHERE id = ?",
 					resText,
 					mcpIDsJSON,
-					assistantMessageID,
+					time.Now(), assistantMessageID,
 				); updateErr != nil {
 					h.logger.Warn("更新助手消息失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.Error(updateErr))
 					// 如果更新失败，尝试创建新消息
@@ -2632,6 +2700,7 @@ func (h *AgentHandler) executeBatchQueue(queueID string) {
 			// 保存结果
 			h.batchTaskManager.UpdateTaskStatusWithConversationID(queueID, task.ID, "completed", resText, "", conversationID)
 		}
+		}()
 
 		// 移动到下一个任务
 		h.batchTaskManager.MoveToNextTask(queueID)

internal/handler/config.go

@@ -886,7 +886,7 @@ func (h *ConfigHandler) TestOpenAI(c *gin.Context) {
 		"messages": []map[string]string{
 			{"role": "user", "content": "Hi"},
 		},
-		"max_tokens": 5,
+		"max_completion_tokens": 5,
 	}
 
 	// 使用内部 openai Client 进行测试，若 provider 为 claude 会自动走桥接层

internal/handler/eino_single_agent.go

@@ -136,7 +136,7 @@ func (h *AgentHandler) EinoSingleAgentLoopStream(c *gin.Context) {
 			sendEvent("error", errorMsg, nil)
 		}
 		if assistantMessageID != "" {
-			_, _ = h.db.Exec("UPDATE messages SET content = ? WHERE id = ?", errorMsg, assistantMessageID)
+			_, _ = h.db.Exec("UPDATE messages SET content = ?, updated_at = ? WHERE id = ?", errorMsg, time.Now(), assistantMessageID)
 		}
 		sendEvent("done", "", map[string]interface{}{"conversationId": conversationID})
 		return
@@ -182,7 +182,7 @@ func (h *AgentHandler) EinoSingleAgentLoopStream(c *gin.Context) {
 			h.tasks.UpdateTaskStatus(conversationID, taskStatus)
 			cancelMsg := "任务已被用户取消，后续操作已停止。"
 			if assistantMessageID != "" {
-				_, _ = h.db.Exec("UPDATE messages SET content = ? WHERE id = ?", cancelMsg, assistantMessageID)
+				_, _ = h.db.Exec("UPDATE messages SET content = ?, updated_at = ? WHERE id = ?", cancelMsg, time.Now(), assistantMessageID)
 				_ = h.db.AddProcessDetail(assistantMessageID, conversationID, "cancelled", cancelMsg, nil)
 			}
 			sendEvent("cancelled", cancelMsg, map[string]interface{}{
@@ -198,7 +198,7 @@ func (h *AgentHandler) EinoSingleAgentLoopStream(c *gin.Context) {
 			h.tasks.UpdateTaskStatus(conversationID, taskStatus)
 			timeoutMsg := "任务执行超时，已自动终止。"
 			if assistantMessageID != "" {
-				_, _ = h.db.Exec("UPDATE messages SET content = ? WHERE id = ?", timeoutMsg, assistantMessageID)
+				_, _ = h.db.Exec("UPDATE messages SET content = ?, updated_at = ? WHERE id = ?", timeoutMsg, time.Now(), assistantMessageID)
 				_ = h.db.AddProcessDetail(assistantMessageID, conversationID, "timeout", timeoutMsg, nil)
 			}
 			sendEvent("error", timeoutMsg, map[string]interface{}{
@@ -215,7 +215,7 @@ func (h *AgentHandler) EinoSingleAgentLoopStream(c *gin.Context) {
 		h.tasks.UpdateTaskStatus(conversationID, taskStatus)
 		errMsg := "执行失败: " + runErr.Error()
 		if assistantMessageID != "" {
-			_, _ = h.db.Exec("UPDATE messages SET content = ? WHERE id = ?", errMsg, assistantMessageID)
+			_, _ = h.db.Exec("UPDATE messages SET content = ?, updated_at = ? WHERE id = ?", errMsg, time.Now(), assistantMessageID)
 			_ = h.db.AddProcessDetail(assistantMessageID, conversationID, "error", errMsg, nil)
 		}
 		sendEvent("error", errMsg, map[string]interface{}{
@@ -233,9 +233,10 @@ func (h *AgentHandler) EinoSingleAgentLoopStream(c *gin.Context) {
 			mcpIDsJSON = string(jsonData)
 		}
 		_, _ = h.db.Exec(
-			"UPDATE messages SET content = ?, mcp_execution_ids = ? WHERE id = ?",
+			"UPDATE messages SET content = ?, mcp_execution_ids = ?, updated_at = ? WHERE id = ?",
 			result.Response,
 			mcpIDsJSON,
+			time.Now(),
 			assistantMessageID,
 		)
 	}
@@ -319,9 +320,10 @@ func (h *AgentHandler) EinoSingleAgentLoop(c *gin.Context) {
 			mcpIDsJSON = string(jsonData)
 		}
 		_, _ = h.db.Exec(
-			"UPDATE messages SET content = ?, mcp_execution_ids = ? WHERE id = ?",
+			"UPDATE messages SET content = ?, mcp_execution_ids = ?, updated_at = ? WHERE id = ?",
 			result.Response,
 			mcpIDsJSON,
+			time.Now(),
 			prep.AssistantMessageID,
 		)
 	}

internal/handler/fofa.go

@@ -268,8 +268,8 @@ func (h *FofaHandler) ParseNaturalLanguage(c *gin.Context) {
 			{"role": "system", "content": systemPrompt},
 			{"role": "user", "content": userPrompt},
 		},
-		"temperature": 0.1,
+		"temperature":           0.1,
-		"max_tokens":  1200,
+		"max_completion_tokens": 12000,
 	}
 
 	// OpenAI 返回结构：只需要 choices[0].message.content

internal/handler/multi_agent.go

@@ -152,7 +152,7 @@ func (h *AgentHandler) MultiAgentLoopStream(c *gin.Context) {
 			sendEvent("error", errorMsg, nil)
 		}
 		if assistantMessageID != "" {
-			_, _ = h.db.Exec("UPDATE messages SET content = ? WHERE id = ?", errorMsg, assistantMessageID)
+			_, _ = h.db.Exec("UPDATE messages SET content = ?, updated_at = ? WHERE id = ?", errorMsg, time.Now(), assistantMessageID)
 		}
 		sendEvent("done", "", map[string]interface{}{"conversationId": conversationID})
 		return
@@ -192,7 +192,7 @@ func (h *AgentHandler) MultiAgentLoopStream(c *gin.Context) {
 			h.tasks.UpdateTaskStatus(conversationID, taskStatus)
 			cancelMsg := "任务已被用户取消，后续操作已停止。"
 			if assistantMessageID != "" {
-				_, _ = h.db.Exec("UPDATE messages SET content = ? WHERE id = ?", cancelMsg, assistantMessageID)
+				_, _ = h.db.Exec("UPDATE messages SET content = ?, updated_at = ? WHERE id = ?", cancelMsg, time.Now(), assistantMessageID)
 				_ = h.db.AddProcessDetail(assistantMessageID, conversationID, "cancelled", cancelMsg, nil)
 			}
 			sendEvent("cancelled", cancelMsg, map[string]interface{}{
@@ -208,7 +208,7 @@ func (h *AgentHandler) MultiAgentLoopStream(c *gin.Context) {
 			h.tasks.UpdateTaskStatus(conversationID, taskStatus)
 			timeoutMsg := "任务执行超时，已自动终止。"
 			if assistantMessageID != "" {
-				_, _ = h.db.Exec("UPDATE messages SET content = ? WHERE id = ?", timeoutMsg, assistantMessageID)
+				_, _ = h.db.Exec("UPDATE messages SET content = ?, updated_at = ? WHERE id = ?", timeoutMsg, time.Now(), assistantMessageID)
 				_ = h.db.AddProcessDetail(assistantMessageID, conversationID, "timeout", timeoutMsg, nil)
 			}
 			sendEvent("error", timeoutMsg, map[string]interface{}{
@@ -225,7 +225,7 @@ func (h *AgentHandler) MultiAgentLoopStream(c *gin.Context) {
 		h.tasks.UpdateTaskStatus(conversationID, taskStatus)
 		errMsg := "执行失败: " + runErr.Error()
 		if assistantMessageID != "" {
-			_, _ = h.db.Exec("UPDATE messages SET content = ? WHERE id = ?", errMsg, assistantMessageID)
+			_, _ = h.db.Exec("UPDATE messages SET content = ?, updated_at = ? WHERE id = ?", errMsg, time.Now(), assistantMessageID)
 			_ = h.db.AddProcessDetail(assistantMessageID, conversationID, "error", errMsg, nil)
 		}
 		sendEvent("error", errMsg, map[string]interface{}{
@@ -243,9 +243,10 @@ func (h *AgentHandler) MultiAgentLoopStream(c *gin.Context) {
 			mcpIDsJSON = string(jsonData)
 		}
 		_, _ = h.db.Exec(
-			"UPDATE messages SET content = ?, mcp_execution_ids = ? WHERE id = ?",
+			"UPDATE messages SET content = ?, mcp_execution_ids = ?, updated_at = ? WHERE id = ?",
 			result.Response,
 			mcpIDsJSON,
+			time.Now(),
 			assistantMessageID,
 		)
 	}
@@ -323,7 +324,7 @@ func (h *AgentHandler) MultiAgentLoop(c *gin.Context) {
 		h.logger.Error("Eino DeepAgent 执行失败", zap.Error(runErr))
 		errMsg := "执行失败: " + runErr.Error()
 		if prep.AssistantMessageID != "" {
-			_, _ = h.db.Exec("UPDATE messages SET content = ? WHERE id = ?", errMsg, prep.AssistantMessageID)
+			_, _ = h.db.Exec("UPDATE messages SET content = ?, updated_at = ? WHERE id = ?", errMsg, time.Now(), prep.AssistantMessageID)
 		}
 		c.JSON(http.StatusInternalServerError, gin.H{"error": errMsg})
 		return
@@ -336,9 +337,10 @@ func (h *AgentHandler) MultiAgentLoop(c *gin.Context) {
 			mcpIDsJSON = string(jsonData)
 		}
 		_, _ = h.db.Exec(
-			"UPDATE messages SET content = ?, mcp_execution_ids = ? WHERE id = ?",
+			"UPDATE messages SET content = ?, mcp_execution_ids = ?, updated_at = ? WHERE id = ?",
 			result.Response,
 			mcpIDsJSON,
+			time.Now(),
 			prep.AssistantMessageID,
 		)
 	}

internal/handler/robot.go

@@ -75,14 +75,58 @@ func (h *RobotHandler) sessionKey(platform, userID string) string {
 	return platform + "_" + userID
 }
 
+func (h *RobotHandler) loadSessionBinding(sk string) (convID, role string) {
+	if h.db == nil || strings.TrimSpace(sk) == "" {
+		return "", ""
+	}
+	binding, err := h.db.GetRobotSessionBinding(sk)
+	if err != nil {
+		h.logger.Warn("读取机器人会话绑定失败", zap.String("session_key", sk), zap.Error(err))
+		return "", ""
+	}
+	if binding == nil {
+		return "", ""
+	}
+	return binding.ConversationID, binding.RoleName
+}
+
+func (h *RobotHandler) persistSessionBinding(sk, convID, role string) {
+	if h.db == nil || strings.TrimSpace(sk) == "" || strings.TrimSpace(convID) == "" {
+		return
+	}
+	if err := h.db.UpsertRobotSessionBinding(sk, convID, role); err != nil {
+		h.logger.Warn("写入机器人会话绑定失败", zap.String("session_key", sk), zap.Error(err))
+	}
+}
+
+func (h *RobotHandler) deleteSessionBinding(sk string) {
+	if h.db == nil || strings.TrimSpace(sk) == "" {
+		return
+	}
+	if err := h.db.DeleteRobotSessionBinding(sk); err != nil {
+		h.logger.Warn("删除机器人会话绑定失败", zap.String("session_key", sk), zap.Error(err))
+	}
+}
+
 // getOrCreateConversation 获取或创建当前会话，title 用于新对话的标题（取用户首条消息前50字）
 func (h *RobotHandler) getOrCreateConversation(platform, userID, title string) (convID string, isNew bool) {
+	sk := h.sessionKey(platform, userID)
 	h.mu.RLock()
-	convID = h.sessions[h.sessionKey(platform, userID)]
+	convID = h.sessions[sk]
 	h.mu.RUnlock()
 	if convID != "" {
 		return convID, false
 	}
+	if persistedConvID, persistedRole := h.loadSessionBinding(sk); strings.TrimSpace(persistedConvID) != "" {
+		// 会话绑定持久化：服务重启后也可恢复当前对话和角色。
+		h.mu.Lock()
+		h.sessions[sk] = persistedConvID
+		if strings.TrimSpace(persistedRole) != "" {
+			h.sessionRoles[sk] = persistedRole
+		}
+		h.mu.Unlock()
+		return persistedConvID, false
+	}
 	t := strings.TrimSpace(title)
 	if t == "" {
 		t = "新对话 " + time.Now().Format("01-02 15:04")
@@ -96,34 +140,49 @@ func (h *RobotHandler) getOrCreateConversation(platform, userID, title string) (
 	}
 	convID = conv.ID
 	h.mu.Lock()
-	h.sessions[h.sessionKey(platform, userID)] = convID
+	role := h.sessionRoles[sk]
+	h.sessions[sk] = convID
 	h.mu.Unlock()
+	h.persistSessionBinding(sk, convID, role)
 	return convID, true
 }
 
 // setConversation 切换当前会话
 func (h *RobotHandler) setConversation(platform, userID, convID string) {
+	sk := h.sessionKey(platform, userID)
 	h.mu.Lock()
-	h.sessions[h.sessionKey(platform, userID)] = convID
+	role := h.sessionRoles[sk]
+	h.sessions[sk] = convID
 	h.mu.Unlock()
+	h.persistSessionBinding(sk, convID, role)
 }
 
 // getRole 获取当前用户使用的角色，未设置时返回"默认"
 func (h *RobotHandler) getRole(platform, userID string) string {
+	sk := h.sessionKey(platform, userID)
 	h.mu.RLock()
-	role := h.sessionRoles[h.sessionKey(platform, userID)]
+	role := h.sessionRoles[sk]
 	h.mu.RUnlock()
-	if role == "" {
+	if strings.TrimSpace(role) != "" {
-		return "默认"
+		return role
 	}
-	return role
+	if _, persistedRole := h.loadSessionBinding(sk); strings.TrimSpace(persistedRole) != "" {
+		h.mu.Lock()
+		h.sessionRoles[sk] = persistedRole
+		h.mu.Unlock()
+		return persistedRole
+	}
+	return "默认"
 }
 
 // setRole 设置当前用户使用的角色
 func (h *RobotHandler) setRole(platform, userID, roleName string) {
+	sk := h.sessionKey(platform, userID)
 	h.mu.Lock()
-	h.sessionRoles[h.sessionKey(platform, userID)] = roleName
+	h.sessionRoles[sk] = roleName
+	convID := h.sessions[sk]
 	h.mu.Unlock()
+	h.persistSessionBinding(sk, convID, roleName)
 }
 
 // clearConversation 清空当前会话（切换到新对话）
@@ -140,7 +199,16 @@ func (h *RobotHandler) clearConversation(platform, userID string) (newConvID str
 
 // HandleMessage 处理用户输入，返回回复文本（供各平台 webhook 调用）
 func (h *RobotHandler) HandleMessage(platform, userID, text string) (reply string) {
+	platform = strings.TrimSpace(platform)
+	userID = strings.TrimSpace(userID)
 	text = strings.TrimSpace(text)
+	if platform == "" {
+		platform = "unknown"
+	}
+	if userID == "" {
+		h.logger.Warn("机器人消息缺少用户标识，已拒绝处理", zap.String("platform", platform))
+		return "无法识别发送者身份，请检查机器人事件订阅权限（需返回可用的用户 ID）。"
+	}
 	if text == "" {
 		return "请输入内容或发送「帮助」/ help 查看命令。"
 	}
@@ -345,7 +413,9 @@ func (h *RobotHandler) cmdDelete(platform, userID, convID string) string {
 		// 删除当前对话时，先清空会话绑定
 		h.mu.Lock()
 		delete(h.sessions, sk)
+		delete(h.sessionRoles, sk)
 		h.mu.Unlock()
+		h.deleteSessionBinding(sk)
 	}
 	if err := h.db.DeleteConversation(convID); err != nil {
 		return "删除失败: " + err.Error()
@@ -647,8 +717,25 @@ func (h *RobotHandler) HandleWecomPOST(c *gin.Context) {
 		h.logger.Debug("企业微信内层 XML 解析成功", zap.String("FromUserName", body.FromUserName), zap.String("Content", body.Content))
 	}
 
-	userID := body.FromUserName
+	tenantKey := strings.TrimSpace(enterpriseID)
+	if tenantKey == "" {
+		tenantKey = strings.TrimSpace(h.config.Robots.Wecom.CorpID)
+	}
+	if tenantKey == "" {
+		tenantKey = "default"
+	}
+	rawUserID := strings.TrimSpace(body.FromUserName)
+	replyUserID := rawUserID
+	userID := ""
+	if rawUserID != "" {
+		userID = "t:" + tenantKey + "|u:" + rawUserID
+	}
 	text := strings.TrimSpace(body.Content)
+	if userID == "" {
+		h.logger.Warn("企业微信消息缺少可用用户标识，已忽略")
+		c.String(http.StatusOK, "success")
+		return
+	}
 
 	// 限制回复内容长度（企业微信限制 2048 字节）
 	maxReplyLen := 2000
@@ -661,14 +748,14 @@ func (h *RobotHandler) HandleWecomPOST(c *gin.Context) {
 
 	if body.MsgType != "text" {
 		h.logger.Debug("企业微信收到非文本消息", zap.String("MsgType", body.MsgType))
-		h.sendWecomReply(c, userID, enterpriseID, limitReply("暂仅支持文本消息，请发送文字。"), timestamp, nonce)
+		h.sendWecomReply(c, replyUserID, enterpriseID, limitReply("暂仅支持文本消息，请发送文字。"), timestamp, nonce)
 		return
 	}
 
 	// 文本消息：先判断是否为内置命令（如 帮助/列表/新对话 等），这类命令处理很快，可以直接走被动回复，避免依赖主动发送 API。
 	if cmdReply, ok := h.handleRobotCommand("wecom", userID, text); ok {
 		h.logger.Debug("企业微信收到命令消息，走被动回复", zap.String("userID", userID), zap.String("text", text))
-		h.sendWecomReply(c, userID, enterpriseID, limitReply(cmdReply), timestamp, nonce)
+		h.sendWecomReply(c, replyUserID, enterpriseID, limitReply(cmdReply), timestamp, nonce)
 		return
 	}
 
@@ -684,7 +771,7 @@ func (h *RobotHandler) HandleWecomPOST(c *gin.Context) {
 		reply = limitReply(reply)
 		h.logger.Debug("企业微信消息处理完成", zap.String("userID", userID), zap.String("reply", reply))
 		// 调用企业微信 API 主动发送消息
-		h.sendWecomMessageViaAPI(userID, enterpriseID, reply)
+		h.sendWecomMessageViaAPI(rawUserID, enterpriseID, reply)
 	}()
 }
 

internal/robot/ding.go

@@ -23,22 +23,23 @@ const (
 
 // StartDing 启动钉钉 Stream 长连接（无需公网），收到消息后调用 handler 并通过 SessionWebhook 回复。
 // 断线（如笔记本睡眠、网络中断）后会自动重连；ctx 被取消时退出，便于配置变更时重启。
-func StartDing(ctx context.Context, cfg config.RobotDingtalkConfig, h MessageHandler, logger *zap.Logger) {
+func StartDing(ctx context.Context, robotsCfg config.RobotsConfig, h MessageHandler, logger *zap.Logger) {
+	cfg := robotsCfg.Dingtalk
 	if !cfg.Enabled || cfg.ClientID == "" || cfg.ClientSecret == "" {
 		return
 	}
-	go runDingLoop(ctx, cfg, h, logger)
+	go runDingLoop(ctx, cfg, robotsCfg.Session.StrictUserIdentityEnabled(), h, logger)
 }
 
 // runDingLoop 循环维持钉钉长连接：断开且 ctx 未取消时按退避间隔重连。
-func runDingLoop(ctx context.Context, cfg config.RobotDingtalkConfig, h MessageHandler, logger *zap.Logger) {
+func runDingLoop(ctx context.Context, cfg config.RobotDingtalkConfig, strictUserIdentity bool, h MessageHandler, logger *zap.Logger) {
 	backoff := dingReconnectInitial
 	for {
 		streamClient := client.NewStreamClient(
 			client.WithAppCredential(client.NewAppCredentialConfig(cfg.ClientID, cfg.ClientSecret)),
 			client.WithSubscription(dingutils.SubscriptionTypeKCallback, "/v1.0/im/bot/messages/get",
 				chatbot.NewDefaultChatBotFrameHandler(func(ctx context.Context, msg *chatbot.BotCallbackDataModel) ([]byte, error) {
-					go handleDingMessage(ctx, msg, h, logger)
+					go handleDingMessage(ctx, msg, cfg, strictUserIdentity, h, logger)
 					return nil, nil
 				}).OnEventReceived),
 		)
@@ -66,7 +67,7 @@ func runDingLoop(ctx context.Context, cfg config.RobotDingtalkConfig, h MessageH
 	}
 }
 
-func handleDingMessage(ctx context.Context, msg *chatbot.BotCallbackDataModel, h MessageHandler, logger *zap.Logger) {
+func handleDingMessage(ctx context.Context, msg *chatbot.BotCallbackDataModel, cfg config.RobotDingtalkConfig, strictUserIdentity bool, h MessageHandler, logger *zap.Logger) {
 	if msg == nil || msg.SessionWebhook == "" {
 		return
 	}
@@ -93,9 +94,22 @@ func handleDingMessage(ctx context.Context, msg *chatbot.BotCallbackDataModel, h
 		return
 	}
 	logger.Info("钉钉收到消息", zap.String("sender", msg.SenderId), zap.String("content", content))
-	userID := msg.SenderId
+	tenantKey := strings.TrimSpace(cfg.ClientID)
+	if tenantKey == "" {
+		tenantKey = "default"
+	}
+	userID := strings.TrimSpace(msg.SenderId)
+	if userID != "" {
+		userID = "t:" + tenantKey + "|u:" + userID
+	} else if cfg.AllowConversationIDFallback && !strictUserIdentity {
+		conversationID := strings.TrimSpace(msg.ConversationId)
+		if conversationID != "" {
+			userID = "t:" + tenantKey + "|c:" + conversationID
+		}
+	}
 	if userID == "" {
-		userID = msg.ConversationId
+		logger.Warn("钉钉消息缺少可用用户标识，已忽略")
+		return
 	}
 	reply := h.HandleMessage("dingtalk", userID, content)
 	// 使用 markdown 类型以便正确展示标题、列表、代码块等格式

internal/robot/lark.go

@@ -27,20 +27,21 @@ type larkTextContent struct {
 
 // StartLark 启动飞书长连接（无需公网），收到消息后调用 handler 并回复。
 // 断线（如笔记本睡眠、网络中断）后会自动重连；ctx 被取消时退出，便于配置变更时重启。
-func StartLark(ctx context.Context, cfg config.RobotLarkConfig, h MessageHandler, logger *zap.Logger) {
+func StartLark(ctx context.Context, robotsCfg config.RobotsConfig, h MessageHandler, logger *zap.Logger) {
+	cfg := robotsCfg.Lark
 	if !cfg.Enabled || cfg.AppID == "" || cfg.AppSecret == "" {
 		return
 	}
-	go runLarkLoop(ctx, cfg, h, logger)
+	go runLarkLoop(ctx, cfg, robotsCfg.Session.StrictUserIdentityEnabled(), h, logger)
 }
 
 // runLarkLoop 循环维持飞书长连接：断开且 ctx 未取消时按退避间隔重连。
-func runLarkLoop(ctx context.Context, cfg config.RobotLarkConfig, h MessageHandler, logger *zap.Logger) {
+func runLarkLoop(ctx context.Context, cfg config.RobotLarkConfig, strictUserIdentity bool, h MessageHandler, logger *zap.Logger) {
 	backoff := larkReconnectInitial
 	for {
 		larkClient := lark.NewClient(cfg.AppID, cfg.AppSecret)
 		eventHandler := dispatcher.NewEventDispatcher("", "").OnP2MessageReceiveV1(func(ctx context.Context, event *larkim.P2MessageReceiveV1) error {
-			go handleLarkMessage(ctx, event, h, larkClient, logger)
+			go handleLarkMessage(ctx, event, cfg, strictUserIdentity, h, larkClient, logger)
 			return nil
 		})
 		wsClient := larkws.NewClient(cfg.AppID, cfg.AppSecret,
@@ -70,7 +71,7 @@ func runLarkLoop(ctx context.Context, cfg config.RobotLarkConfig, h MessageHandl
 	}
 }
 
-func handleLarkMessage(ctx context.Context, event *larkim.P2MessageReceiveV1, h MessageHandler, client *lark.Client, logger *zap.Logger) {
+func handleLarkMessage(ctx context.Context, event *larkim.P2MessageReceiveV1, cfg config.RobotLarkConfig, strictUserIdentity bool, h MessageHandler, client *lark.Client, logger *zap.Logger) {
 	if event == nil || event.Event == nil || event.Event.Message == nil || event.Event.Sender == nil || event.Event.Sender.SenderId == nil {
 		return
 	}
@@ -89,9 +90,10 @@ func handleLarkMessage(ctx context.Context, event *larkim.P2MessageReceiveV1, h
 	if text == "" {
 		return
 	}
-	userID := ""
+	userID := resolveLarkUserID(event, cfg.AllowChatIDFallback && !strictUserIdentity)
-	if event.Event.Sender.SenderId.UserId != nil {
+	if userID == "" {
-		userID = *event.Event.Sender.SenderId.UserId
+		logger.Warn("飞书消息缺少可用用户标识，已忽略")
+		return
 	}
 	messageID := larkcore.StringValue(msg.MessageId)
 	reply := h.HandleMessage("lark", userID, text)
@@ -109,3 +111,31 @@ func handleLarkMessage(ctx context.Context, event *larkim.P2MessageReceiveV1, h
 	}
 	logger.Debug("飞书已回复", zap.String("message_id", messageID))
 }
+
+// resolveLarkUserID 提取飞书会话隔离键：
+// tenant_key + 稳定用户标识（user_id/open_id/union_id）；按配置可选 chat_id 兜底。
+func resolveLarkUserID(event *larkim.P2MessageReceiveV1, allowChatIDFallback bool) string {
+	if event == nil || event.Event == nil || event.Event.Sender == nil || event.Event.Sender.SenderId == nil {
+		return ""
+	}
+	tenantKey := strings.TrimSpace(larkcore.StringValue(event.Event.Sender.TenantKey))
+	if tenantKey == "" {
+		tenantKey = "default"
+	}
+	prefix := "t:" + tenantKey + "|"
+	if id := strings.TrimSpace(larkcore.StringValue(event.Event.Sender.SenderId.UserId)); id != "" {
+		return prefix + "u:" + id
+	}
+	if id := strings.TrimSpace(larkcore.StringValue(event.Event.Sender.SenderId.OpenId)); id != "" {
+		return prefix + "o:" + id
+	}
+	if id := strings.TrimSpace(larkcore.StringValue(event.Event.Sender.SenderId.UnionId)); id != "" {
+		return prefix + "n:" + id
+	}
+	if allowChatIDFallback && event.Event.Message != nil {
+		if id := strings.TrimSpace(larkcore.StringValue(event.Event.Message.ChatId)); id != "" {
+			return prefix + "c:" + id
+		}
+	}
+	return ""
+}

web/static/js/chat.js

@@ -2852,7 +2852,11 @@ async function loadConversation(conversationId) {
                     }
                 }
 
-                const messageId = addMessage(msg.role, displayContent, msg.mcpExecutionIds || [], null, msg.createdAt);
+                // 消息时间口径：
+                // - user: createdAt 即可（发送后不会再更新）
+                // - assistant: 如果后端提供 updatedAt（任务完成时写回），优先用它，避免占位消息“任务开始时间”误导
+                const msgTime = (msg && msg.role === 'assistant' && msg.updatedAt) ? msg.updatedAt : (msg ? msg.createdAt : null);
+                const messageId = addMessage(msg.role, displayContent, msg.mcpExecutionIds || [], null, msgTime);
                 const messageEl = document.getElementById(messageId);
                 if (messageEl && msg && msg.id) {
                     messageEl.dataset.backendMessageId = String(msg.id);

web/templates/index.html

@@ -170,6 +170,14 @@
                             <span data-i18n="nav.vulnerabilities">漏洞管理</span>
                         </div>
                     </div>
+                    <div class="nav-item" data-page="chat-files">
+                        <div class="nav-item-content" data-title="文件管理" onclick="switchPage('chat-files')" data-i18n="nav.chatFiles" data-i18n-attr="data-title" data-i18n-skip-text="true">
+                            <svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
+                                <path d="M22 19a2 2 0 0 1-2 2H4a2 2 0 0 1-2-2V5a2 2 0 0 1 2-2h5l2 3h9a2 2 0 0 1 2 2z"></path>
+                            </svg>
+                            <span data-i18n="nav.chatFiles">文件管理</span>
+                        </div>
+                    </div>
                     <div class="nav-item" data-page="webshell">
                         <div class="nav-item-content" data-title="WebShell管理" onclick="switchPage('webshell')" data-i18n="nav.webshell" data-i18n-attr="data-title" data-i18n-skip-text="true">
                             <svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
@@ -201,14 +209,6 @@
                             <div class="nav-submenu-item" data-page="c2-profiles" onclick="switchPage('c2-profiles')" data-i18n="nav.c2Profiles">流量伪装</div>
                         </div>
                     </div>
-                    <div class="nav-item" data-page="chat-files">
-                        <div class="nav-item-content" data-title="文件管理" onclick="switchPage('chat-files')" data-i18n="nav.chatFiles" data-i18n-attr="data-title" data-i18n-skip-text="true">
-                            <svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
-                                <path d="M22 19a2 2 0 0 1-2 2H4a2 2 0 0 1-2-2V5a2 2 0 0 1 2-2h5l2 3h9a2 2 0 0 1 2 2z"></path>
-                            </svg>
-                            <span data-i18n="nav.chatFiles">文件管理</span>
-                        </div>
-                    </div>
                     <div class="nav-item nav-item-has-submenu" data-page="mcp">
                         <div class="nav-item-content" data-title="MCP" onclick="window.toggleSubmenu('mcp')" data-i18n="nav.mcp" data-i18n-attr="data-title" data-i18n-skip-text="true">
                             <svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
@@ -2548,7 +2548,7 @@
                 <h2 data-i18n="attackChainModal.title">攻击链可视化</h2>
                 <div class="modal-header-actions">
                     <button class="btn-primary attack-chain-action-btn" onclick="regenerateAttackChain()" data-i18n="attackChainModal.regenerateTitle" data-i18n-attr="title" data-i18n-skip-text="true" title="重新生成攻击链（包含最新对话内容）">
-                        🔄 <span data-i18n="attackChainModal.regenerate">重新生成</span>
+                        <span data-i18n="attackChainModal.regenerate">重新生成</span>
                     </button>
                     <button class="btn-secondary attack-chain-action-btn" onclick="exportAttackChain('png')" data-i18n="attackChainModal.exportPng" data-i18n-attr="title" title="导出为PNG">
                         📥 PNG
@@ -2557,7 +2557,7 @@
                         📥 SVG
                     </button>
                     <button class="btn-secondary attack-chain-action-btn" onclick="refreshAttackChain()" data-i18n="attackChainModal.refreshTitle" data-i18n-attr="title" title="刷新当前攻击链（不重新生成）">
-                        ↻ <span data-i18n="common.refresh">刷新</span>
+                        <span data-i18n="common.refresh">刷新</span>
                     </button>
                     <span class="modal-close" onclick="closeAttackChainModal()">&times;</span>
                 </div>