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internal/handler/agent.go

@@ -652,7 +652,7 @@ func (h *AgentHandler) runRobotEinoSingleWithRetry(
 ) (string, string, error) {
 	resultMA, errMA := multiagent.RunEinoSingleChatModelAgent(
 		taskCtx, h.config, &h.config.MultiAgent, h.agent, h.db, h.logger,
-		conversationID, h.conversationProjectID(conversationID), finalMessage, history, roleTools, progressCallback, nil, h.projectBlackboardBlock(conversationID),
+		conversationID, h.conversationProjectID(conversationID), finalMessage, history, roleTools, progressCallback, nil, h.agentSessionContextBlock(conversationID),
 	)
 	if errMA != nil {
 		*taskStatus = "failed"
@@ -673,7 +673,7 @@ func (h *AgentHandler) runRobotMultiAgentWithRetry(
 	resultMA, errMA := multiagent.RunDeepAgent(
 		taskCtx, h.config, &h.config.MultiAgent, h.agent, h.db, h.logger,
 		conversationID, h.conversationProjectID(conversationID), finalMessage, history, roleTools, progressCallback,
-		h.agentsMarkdownDir, orchestration, nil, h.projectBlackboardBlock(conversationID),
+		h.agentsMarkdownDir, orchestration, nil, h.agentSessionContextBlock(conversationID),
 	)
 	if errMA != nil {
 		*taskStatus = "failed"

internal/handler/batch_queue_executor.go

@@ -232,12 +232,12 @@ func (h *AgentHandler) executeOneBatchSubTask(queueID string, queue *BatchTaskQu
 	var runErr error
 	switch {
 	case useBatchMulti:
-		resultMA, runErr = multiagent.RunDeepAgent(taskCtx, h.config, &h.config.MultiAgent, h.agent, h.db, h.logger, conversationID, h.conversationProjectID(conversationID), finalMessage, []agent.ChatMessage{}, roleTools, progressCallback, h.agentsMarkdownDir, batchOrch, nil, h.projectBlackboardBlock(conversationID))
+		resultMA, runErr = multiagent.RunDeepAgent(taskCtx, h.config, &h.config.MultiAgent, h.agent, h.db, h.logger, conversationID, h.conversationProjectID(conversationID), finalMessage, []agent.ChatMessage{}, roleTools, progressCallback, h.agentsMarkdownDir, batchOrch, nil, h.agentSessionContextBlock(conversationID))
 	default:
 		if h.config == nil {
 			runErr = fmt.Errorf("服务器配置未加载")
 		} else {
-			resultMA, runErr = multiagent.RunEinoSingleChatModelAgent(taskCtx, h.config, &h.config.MultiAgent, h.agent, h.db, h.logger, conversationID, h.conversationProjectID(conversationID), finalMessage, []agent.ChatMessage{}, roleTools, progressCallback, nil, h.projectBlackboardBlock(conversationID))
+			resultMA, runErr = multiagent.RunEinoSingleChatModelAgent(taskCtx, h.config, &h.config.MultiAgent, h.agent, h.db, h.logger, conversationID, h.conversationProjectID(conversationID), finalMessage, []agent.ChatMessage{}, roleTools, progressCallback, nil, h.agentSessionContextBlock(conversationID))
 		}
 	}
 

internal/handler/eino_single_agent.go

@@ -231,7 +231,7 @@ func (h *AgentHandler) EinoSingleAgentLoopStream(c *gin.Context) {
 			roleTools,
 			progressCallback,
 			chatReasoningToClientIntent(req.Reasoning),
-			h.projectBlackboardBlock(conversationID),
+			h.agentSessionContextBlock(conversationID),
 		)
 
 		if result != nil && len(result.MCPExecutionIDs) > 0 {
@@ -416,7 +416,7 @@ func (h *AgentHandler) EinoSingleAgentLoop(c *gin.Context) {
 			prep.RoleTools,
 			progressCallback,
 			chatReasoningToClientIntent(req.Reasoning),
-			h.projectBlackboardBlock(prep.ConversationID),
+			h.agentSessionContextBlock(prep.ConversationID),
 		)
 		if runErr == nil {
 			break

internal/handler/multi_agent.go

@@ -243,7 +243,7 @@ func (h *AgentHandler) MultiAgentLoopStream(c *gin.Context) {
 			h.agentsMarkdownDir,
 			orch,
 			chatReasoningToClientIntent(req.Reasoning),
-			h.projectBlackboardBlock(conversationID),
+			h.agentSessionContextBlock(conversationID),
 		)
 
 		if result != nil && len(result.MCPExecutionIDs) > 0 {
@@ -430,7 +430,7 @@ func (h *AgentHandler) MultiAgentLoop(c *gin.Context) {
 			h.agentsMarkdownDir,
 			strings.TrimSpace(req.Orchestration),
 			chatReasoningToClientIntent(req.Reasoning),
-			h.projectBlackboardBlock(prep.ConversationID),
+			h.agentSessionContextBlock(prep.ConversationID),
 		)
 		if runErr == nil {
 			break

internal/handler/project_context.go

@@ -7,6 +7,42 @@ import (
 	"go.uber.org/zap"
 )
 
+// agentSessionContextBlock 注入会话工作目录与项目黑板（用于 system prompt 追加块）。
+func (h *AgentHandler) agentSessionContextBlock(conversationID string) string {
+	var parts []string
+	if ws := h.buildWorkspaceBlock(conversationID); ws != "" {
+		parts = append(parts, ws)
+	}
+	if bb := h.projectBlackboardBlock(conversationID); bb != "" {
+		parts = append(parts, bb)
+	}
+	return strings.Join(parts, "\n\n")
+}
+
+func (h *AgentHandler) buildWorkspaceBlock(conversationID string) string {
+	if h == nil || h.config == nil {
+		return ""
+	}
+	conversationID = strings.TrimSpace(conversationID)
+	if conversationID == "" {
+		return ""
+	}
+	projectID := h.conversationProjectID(conversationID)
+	rel := project.WorkspaceRootDir(h.config.Agent.WorkspaceRootDir, projectID, conversationID)
+	abs, err := project.EnsureWorkspace(rel)
+	if err != nil {
+		if h.logger != nil {
+			h.logger.Warn("创建会话工作目录失败",
+				zap.String("conversationId", conversationID),
+				zap.String("projectId", projectID),
+				zap.String("path", rel),
+				zap.Error(err))
+		}
+		return ""
+	}
+	return project.BuildWorkspaceBlock(abs)
+}
+
 // projectBlackboardBlock 根据对话 ID 构建项目事实索引块（用于注入 system prompt）。
 func (h *AgentHandler) projectBlackboardBlock(conversationID string) string {
 	if h == nil || h.db == nil || h.config == nil {