refactor: move webui.listen_addr from core.daemon to webui category

internal/agent/core/agent.go

@@ -1522,6 +1522,9 @@ func (a *Agent) buildSystemPrompt(memContext string, userInput string) string {
 		prompt += "\n\n" + a.indexer.BuildToolPrompt()
 	}
 
+	// 动态工具目录
+	prompt += a.buildToolCatalog()
+
 	return prompt
 }
 
@@ -1549,6 +1552,41 @@ func cleanParams(params map[string]interface{}) map[string]interface{} {
 	return cleaned
 }
 
+func (a *Agent) buildToolCatalog() string {
+	defs := a.buildToolDefs()
+	if len(defs) == 0 {
+		return ""
+	}
+	var sb strings.Builder
+	sb.WriteString("\n\n【可用工具列表】")
+	seen := make(map[string]bool)
+	for _, d := range defs {
+		t, ok := d.(map[string]interface{})
+		if !ok {
+			continue
+		}
+		fn, ok := t["function"].(map[string]interface{})
+		if !ok {
+			continue
+		}
+		name, _ := fn["name"].(string)
+		if name == "" || seen[name] {
+			continue
+		}
+		seen[name] = true
+		desc, _ := fn["description"].(string)
+		sb.WriteString(fmt.Sprintf("\n- %s", name))
+		if desc != "" {
+			// only first 80 chars of description
+			if len(desc) > 80 {
+				desc = desc[:80] + "..."
+			}
+			sb.WriteString(": " + desc)
+		}
+	}
+	return sb.String()
+}
+
 func (a *Agent) buildToolDefs() []interface{} {
 	var tools []interface{}
 

internal/agent/core/stages.go

@@ -2,6 +2,7 @@ package core
 
 import (
 	"fmt"
+	"log"
 	"sync"
 
 	sdk "gitcode.com/JianFeeeee/HomeAgent/internal/sdk"
@@ -85,6 +86,7 @@ func inferToolPlugin(name string) string {
 //   - 只读操作先调用 ctx.RLock() / defer ctx.RUnlock()
 //   - 写操作（如设置 ctx.Response）先调用 ctx.Lock() / defer ctx.Unlock()
 // 如果任意 handler 设置了 Response，后续 handler 可通过 ctx.IsResponded() 判断后提前返回。
+// handler 返回的 error 会被收集到 ctx.Errors 中并记录日志，不会中断其他 handler 的执行。
 func (h *StageHost) RunStage(stage sdk.Stage, ctx *sdk.StageContext) {
 	h.mu.RLock()
 	handlers := h.stages[stage]
@@ -93,14 +95,29 @@ func (h *StageHost) RunStage(stage sdk.Stage, ctx *sdk.StageContext) {
 		return
 	}
 	var wg sync.WaitGroup
+	errCh := make(chan error, len(handlers))
 	for _, handler := range handlers {
 		wg.Add(1)
 		go func(fn sdk.StageHandler) {
 			defer wg.Done()
-			fn(ctx)
+			if err := fn(ctx); err != nil {
+				errCh <- err
+			}
 		}(handler)
 	}
 	wg.Wait()
+	close(errCh)
+
+	var errs []string
+	for err := range errCh {
+		errs = append(errs, err.Error())
+		log.Printf("[stage] %s handler error: %v", stage, err)
+	}
+	if len(errs) > 0 {
+		ctx.Lock()
+		ctx.Errors = append(ctx.Errors, errs...)
+		ctx.Unlock()
+	}
 }
 
 func (h *StageHost) ToolCount() int {

internal/agent/core/status.go

@@ -68,32 +68,32 @@ func channelInfoFromIO(ch agentIO.ChannelInfo) ChannelInfo {
 }
 
 type MemoryStatus struct {
-	Available      bool   `json:"available"`
-	EntityCount    int    `json:"entity_count,omitempty"`
-	RelationCount  int    `json:"relation_count,omitempty"`
-	EntityTypes    int    `json:"entity_types,omitempty"`
+	Available      bool `json:"available"`
+	EntityCount    int  `json:"entity_count"`
+	RelationCount  int  `json:"relation_count"`
+	EntityTypes    int  `json:"entity_types"`
 }
 
 type KnowledgeStatus struct {
 	Available bool     `json:"available"`
-	ItemCount int      `json:"item_count,omitempty"`
+	ItemCount int      `json:"item_count"`
 	Items     []string `json:"items,omitempty"`
 }
 
 type DocumentStatus struct {
 	Available   bool `json:"available"`
-	DocCount    int  `json:"doc_count,omitempty"`
-	VectorCount int  `json:"vector_count,omitempty"`
+	DocCount    int  `json:"doc_count"`
+	VectorCount int  `json:"vector_count"`
 }
 
 type TextMemoryStatus struct {
 	Available bool `json:"available"`
-	FileCount int  `json:"file_count,omitempty"`
+	FileCount int  `json:"file_count"`
 }
 
 type SocialStatus struct {
 	Available   bool `json:"available"`
-	PersonCount int  `json:"person_count,omitempty"`
+	PersonCount int  `json:"person_count"`
 }
 
 type SkillsStatus struct {