diff --git a/pkg/agent/loop.go b/pkg/agent/loop.go
index dcdbb5c..d1d2e51 100644
--- a/pkg/agent/loop.go
+++ b/pkg/agent/loop.go
@@ -101,12 +101,15 @@ func NewAgentLoop(cfg *config.Config, msgBus *bus.MessageBus, provider providers
 
 	// Register message tool
 	messageTool := tools.NewMessageTool()
-	messageTool.SetSendCallback(func(channel, chatID, content string, buttons [][]bus.Button) error {
+	messageTool.SetSendCallback(func(channel, chatID, action, content, messageID, emoji string, buttons [][]bus.Button) error {
 		msgBus.PublishOutbound(bus.OutboundMessage{
-			Channel: channel,
-			ChatID:  chatID,
-			Content: content,
-			Buttons: buttons,
+			Channel:   channel,
+			ChatID:    chatID,
+			Content:   content,
+			Buttons:   buttons,
+			Action:    action,
+			MessageID: messageID,
+			Emoji:     emoji,
 		})
 		return nil
 	})
diff --git a/pkg/bus/types.go b/pkg/bus/types.go
index bad831a..592f591 100644
--- a/pkg/bus/types.go
+++ b/pkg/bus/types.go
@@ -21,6 +21,9 @@ type OutboundMessage struct {
 	Content   string     `json:"content"`
 	ReplyToID string     `json:"reply_to_id,omitempty"`
 	Buttons   [][]Button `json:"buttons,omitempty"`
+	Action    string     `json:"action,omitempty"`
+	MessageID string     `json:"message_id,omitempty"`
+	Emoji     string     `json:"emoji,omitempty"`
 }
 
 type MessageHandler func(InboundMessage) error
diff --git a/pkg/channels/telegram.go b/pkg/channels/telegram.go
index 1807870..4b25222 100644
--- a/pkg/channels/telegram.go
+++ b/pkg/channels/telegram.go
@@ -248,6 +248,14 @@ func (c *TelegramChannel) Send(ctx context.Context, msg bus.OutboundMessage) err
 		safeCloseSignal(stop)
 	}
 
+	action := strings.ToLower(strings.TrimSpace(msg.Action))
+	if action == "" {
+		action = "send"
+	}
+	if action != "send" {
+		return c.handleAction(ctx, chatIDInt, action, msg)
+	}
+
 	htmlContent := sanitizeTelegramHTML(markdownToTelegramHTML(msg.Content))
 
 	var markup *telego.InlineKeyboardMarkup
@@ -507,6 +515,33 @@ func parseChatID(chatIDStr string) (int64, error) {
 	return id, err
 }
 
+func (c *TelegramChannel) handleAction(ctx context.Context, chatID int64, action string, msg bus.OutboundMessage) error {
+	messageID, ok := parseTelegramMessageID(msg.MessageID)
+	if !ok && action != "send" {
+		return fmt.Errorf("message_id required for action=%s", action)
+	}
+	switch action {
+	case "edit":
+		htmlContent := sanitizeTelegramHTML(markdownToTelegramHTML(msg.Content))
+		editCtx, cancel := withTelegramAPITimeout(ctx)
+		defer cancel()
+		_, err := c.bot.EditMessageText(editCtx, &telego.EditMessageTextParams{ChatID: telegoutil.ID(chatID), MessageID: messageID, Text: htmlContent, ParseMode: telego.ModeHTML})
+		return err
+	case "delete":
+		delCtx, cancel := withTelegramAPITimeout(ctx)
+		defer cancel()
+		return c.bot.DeleteMessage(delCtx, &telego.DeleteMessageParams{ChatID: telegoutil.ID(chatID), MessageID: messageID})
+	case "react":
+		emoji := strings.TrimSpace(msg.Emoji)
+		if emoji == "" {
+			return fmt.Errorf("emoji required for react action")
+		}
+		return fmt.Errorf("telegram react action not supported by current telego version")
+	default:
+		return fmt.Errorf("unsupported telegram action: %s", action)
+	}
+}
+
 func parseTelegramMessageID(raw string) (int, bool) {
 	raw = strings.TrimSpace(raw)
 	if raw == "" {
diff --git a/pkg/tools/message.go b/pkg/tools/message.go
index a5a585e..0f5c003 100644
--- a/pkg/tools/message.go
+++ b/pkg/tools/message.go
@@ -6,7 +6,7 @@ import (
 	"clawgo/pkg/bus"
 )
 
-type SendCallback func(channel, chatID, content string, buttons [][]bus.Button) error
+type SendCallback func(channel, chatID, action, content, messageID, emoji string, buttons [][]bus.Button) error
 
 type MessageTool struct {
 	sendCallback   SendCallback
@@ -32,7 +32,7 @@ func (t *MessageTool) Parameters() map[string]interface{} {
 		"properties": map[string]interface{}{
 			"action": map[string]interface{}{
 				"type":        "string",
-				"description": "Action type: send (supported), edit/delete/react (reserved)",
+				"description": "Action type: send|edit|delete|react",
 			},
 			"message": map[string]interface{}{
 				"type":        "string",
@@ -54,6 +54,14 @@ func (t *MessageTool) Parameters() map[string]interface{} {
 				"type":        "string",
 				"description": "Optional: target chat/user ID",
 			},
+			"message_id": map[string]interface{}{
+				"type":        "string",
+				"description": "Target message id for edit/delete/react",
+			},
+			"emoji": map[string]interface{}{
+				"type":        "string",
+				"description": "Emoji for react action",
+			},
 			"buttons": map[string]interface{}{
 				"type":        "array",
 				"description": "Optional: buttons to include in the message (2D array: rows of buttons)",
@@ -88,16 +96,32 @@ func (t *MessageTool) Execute(ctx context.Context, args map[string]interface{})
 	if action == "" {
 		action = "send"
 	}
-	if action != "send" {
-		return fmt.Sprintf("Unsupported action: %s (currently only send is implemented)", action), nil
-	}
-
 	content, _ := args["content"].(string)
 	if msg, _ := args["message"].(string); msg != "" {
 		content = msg
 	}
-	if content == "" {
-		return "", fmt.Errorf("message/content is required for action=send")
+	messageID, _ := args["message_id"].(string)
+	emoji, _ := args["emoji"].(string)
+
+	switch action {
+	case "send":
+		if content == "" {
+			return "", fmt.Errorf("message/content is required for action=send")
+		}
+	case "edit":
+		if messageID == "" || content == "" {
+			return "", fmt.Errorf("message_id and message/content are required for action=edit")
+		}
+	case "delete":
+		if messageID == "" {
+			return "", fmt.Errorf("message_id is required for action=delete")
+		}
+	case "react":
+		if messageID == "" || emoji == "" {
+			return "", fmt.Errorf("message_id and emoji are required for action=react")
+		}
+	default:
+		return fmt.Sprintf("Unsupported action: %s", action), nil
 	}
 
 	channel, _ := args["channel"].(string)
@@ -142,9 +166,9 @@ func (t *MessageTool) Execute(ctx context.Context, args map[string]interface{})
 		}
 	}
 
-	if err := t.sendCallback(channel, chatID, content, buttons); err != nil {
+	if err := t.sendCallback(channel, chatID, action, content, messageID, emoji, buttons); err != nil {
 		return fmt.Sprintf("Error sending message: %v", err), nil
 	}
 
-	return fmt.Sprintf("Message sent to %s:%s", channel, chatID), nil
+	return fmt.Sprintf("Message action=%s sent to %s:%s", action, channel, chatID), nil
 }
diff --git a/pkg/tools/process_manager.go b/pkg/tools/process_manager.go
index 594e72e..8b4114f 100644
--- a/pkg/tools/process_manager.go
+++ b/pkg/tools/process_manager.go
@@ -25,6 +25,7 @@ type processSession struct {
 	done      chan struct{}
 	mu        sync.RWMutex
 	log       bytes.Buffer
+	logPath   string
 }
 
 type ProcessManager struct {
@@ -60,6 +61,9 @@ func (m *ProcessManager) Start(command, cwd string) (string, error) {
 		return "", err
 	}
 	s := &processSession{ID: id, Command: command, StartedAt: time.Now().UTC(), cmd: cmd, done: make(chan struct{})}
+	if m.metaPath != "" {
+		s.logPath = filepath.Join(filepath.Dir(m.metaPath), "process-"+id+".log")
+	}
 
 	m.mu.Lock()
 	m.sessions[id] = s
@@ -102,7 +106,15 @@ func (m *ProcessManager) capture(s *processSession, r interface{ Read([]byte) (i
 		n, err := r.Read(buf)
 		if n > 0 {
 			s.mu.Lock()
-			_, _ = s.log.Write(buf[:n])
+			chunk := buf[:n]
+			_, _ = s.log.Write(chunk)
+			if s.logPath != "" {
+				f, err := os.OpenFile(s.logPath, os.O_CREATE|os.O_APPEND|os.O_WRONLY, 0644)
+				if err == nil {
+					_, _ = f.Write(chunk)
+					_ = f.Close()
+				}
+			}
 			s.mu.Unlock()
 		}
 		if err != nil {
@@ -148,6 +160,11 @@ func (m *ProcessManager) Log(id string, offset, limit int) (string, error) {
 	s.mu.RLock()
 	defer s.mu.RUnlock()
 	b := s.log.Bytes()
+	if len(b) == 0 && s.logPath != "" {
+		if data, err := os.ReadFile(s.logPath); err == nil {
+			b = data
+		}
+	}
 	if offset < 0 {
 		offset = 0
 	}
@@ -188,6 +205,7 @@ type processSessionMeta struct {
 	EndedAt   string `json:"ended_at,omitempty"`
 	ExitCode  *int   `json:"exit_code,omitempty"`
 	Recovered bool   `json:"recovered"`
+	LogPath   string `json:"log_path,omitempty"`
 }
 
 func (m *ProcessManager) persist() {
@@ -203,6 +221,7 @@ func (m *ProcessManager) persist() {
 			Command:   s.Command,
 			StartedAt: s.StartedAt.Format(time.RFC3339),
 			Recovered: s.cmd == nil,
+			LogPath:   s.logPath,
 		}
 		if !s.EndedAt.IsZero() {
 			row.EndedAt = s.EndedAt.Format(time.RFC3339)
@@ -236,7 +255,10 @@ func (m *ProcessManager) load() {
 	}
 	maxSeq := uint64(0)
 	for _, it := range items {
-		s := &processSession{ID: it.ID, Command: it.Command, done: make(chan struct{})}
+		s := &processSession{ID: it.ID, Command: it.Command, done: make(chan struct{}), logPath: it.LogPath}
+		if s.logPath == "" && m.metaPath != "" {
+			s.logPath = filepath.Join(filepath.Dir(m.metaPath), "process-"+s.ID+".log")
+		}
 		if t, err := time.Parse(time.RFC3339, it.StartedAt); err == nil {
 			s.StartedAt = t
 		}