1、将排序做到border-b transition-colors hover:bg-muted/50 has-aria-expanded:bg-muted/50 data-[state=selected]:bg-muted里，无需单独做个button 2、指定重命名使用ICO，无需使用菜单

server/conversations.go

@@ -203,6 +203,7 @@ func (s *Server) pgDeleteConversation(w http.ResponseWriter, r *http.Request) {
 	if !ok {
 		return
 	}
+	s.cancelConversation(c.ID)
 	if err := pg.DeleteConversation(c.ID); err != nil {
 		writeErr(w, 500, err.Error())
 		return
@@ -210,6 +211,79 @@ func (s *Server) pgDeleteConversation(w http.ResponseWriter, r *http.Request) {
 	writeJSON(w, 200, map[string]any{"deleted": c.ID})
 }
 
+const maxConversationDeleteBatch = 100
+
+type conversationDeleteItem struct {
+	ID    int64  `json:"id"`
+	OK    bool   `json:"ok"`
+	Error string `json:"error,omitempty"`
+}
+
+func (s *Server) cancelConversation(id int64) {
+	busyKey := s.convBusyKey(id)
+	s.chatMu.Lock()
+	cancel := s.chatCancel[busyKey]
+	s.chatMu.Unlock()
+	if cancel != nil {
+		cancel(agent.AbortChatStoppedByUser)
+	}
+}
+
+// pgDeleteConversationsBatch deletes up to 100 selected conversations in one
+// database statement. Missing ids are reported per item so a stale list does not
+// hide what was actually removed.
+func (s *Server) pgDeleteConversationsBatch(w http.ResponseWriter, r *http.Request) {
+	pg := s.pg(w)
+	if pg == nil {
+		return
+	}
+	var request struct {
+		IDs []int64 `json:"ids"`
+	}
+	if !decodeConversationRequest(w, r, &request) {
+		return
+	}
+	ids := make([]int64, 0, len(request.IDs))
+	seen := make(map[int64]struct{}, len(request.IDs))
+	for _, id := range request.IDs {
+		if id <= 0 {
+			writeErr(w, http.StatusBadRequest, "对话 id 无效")
+			return
+		}
+		if _, exists := seen[id]; exists {
+			continue
+		}
+		seen[id] = struct{}{}
+		ids = append(ids, id)
+	}
+	if len(ids) == 0 || len(ids) > maxConversationDeleteBatch {
+		writeErr(w, http.StatusBadRequest, fmt.Sprintf("ids 数量必须为 1-%d", maxConversationDeleteBatch))
+		return
+	}
+	for _, id := range ids {
+		s.cancelConversation(id)
+	}
+	deleted, err := pg.DeleteConversations(ids)
+	if err != nil {
+		writeErr(w, http.StatusInternalServerError, err.Error())
+		return
+	}
+	deletedSet := make(map[int64]struct{}, len(deleted))
+	for _, id := range deleted {
+		deletedSet[id] = struct{}{}
+	}
+	items := make([]conversationDeleteItem, 0, len(ids))
+	for _, id := range ids {
+		_, ok := deletedSet[id]
+		item := conversationDeleteItem{ID: id, OK: ok}
+		if !ok {
+			item.Error = "conversation not found"
+		}
+		items = append(items, item)
+	}
+	writeJSON(w, http.StatusOK, map[string]any{"items": items})
+}
+
 func (s *Server) convBusyKey(id int64) string { return "conv-" + strconv.FormatInt(id, 10) }
 
 // pgConversationMessages returns steps after ?since=cursor plus whether a turn is

server/dto.go

@@ -35,6 +35,8 @@ type TaskDTO struct {
 	Name               string        `json:"name"` // 可选任务名称;空=未命名
 	CategoryID         *int64        `json:"category_id,omitempty"`
 	CategoryName       string        `json:"category_name,omitempty"`
+	Pinned             bool          `json:"pinned"`
+	PinnedAt           string        `json:"pinned_at,omitempty"`
 	Description        string        `json:"description"`
 	Goal               string        `json:"goal"`
 	Status             string        `json:"status"` // created | running | paused | done | failed
@@ -86,9 +88,11 @@ func taskDTO(t *Task, status string) TaskDTO {
 	return TaskDTO{
 		ID:                 t.ID,
 		ExplorationID:      t.ExpID,
-		Name:               t.Name,
+		Name:               lifecycle.Name,
 		CategoryID:         lifecycle.CategoryID,
 		CategoryName:       lifecycle.CategoryName,
+		Pinned:             lifecycle.PinnedAt > 0,
+		PinnedAt:           completedRFC(lifecycle.PinnedAt),
 		Description:        t.Description,
 		Goal:               t.Goal,
 		Status:             status,

server/manager.go

@@ -32,6 +32,7 @@ type Task struct {
 	Name         string `json:"name"` // 可选任务名称;空=未命名
 	CategoryID   *int64 `json:"category_id,omitempty"`
 	CategoryName string `json:"category_name,omitempty"`
+	PinnedAt     int64  `json:"pinned_at,omitempty"`
 	Description  string `json:"description"`
 	Goal         string `json:"goal"`
 	CreatedAt    int64  `json:"created_at"`
@@ -77,6 +78,8 @@ type Task struct {
 // updateLifecycle instead of reading or writing the corresponding Task fields
 // directly after the task has been published by Manager.
 type taskLifecycleState struct {
+	Name          string
+	PinnedAt      int64
 	Status        string
 	Paused        bool
 	Queued        bool
@@ -102,6 +105,8 @@ func (t *Task) lifecycleSnapshot() taskLifecycleState {
 
 func (t *Task) lifecycleSnapshotLocked() taskLifecycleState {
 	return taskLifecycleState{
+		Name:          t.Name,
+		PinnedAt:      t.PinnedAt,
 		Status:        t.Status,
 		Paused:        t.Paused,
 		Queued:        t.Queued,
@@ -124,6 +129,8 @@ func (t *Task) updateLifecycle(update func(*taskLifecycleState)) {
 	t.lifecycleMu.Lock()
 	state := t.lifecycleSnapshotLocked()
 	update(&state)
+	t.Name = state.Name
+	t.PinnedAt = state.PinnedAt
 	t.Status = state.Status
 	t.Paused = state.Paused
 	t.Queued = state.Queued
@@ -698,6 +705,7 @@ func taskFromPG(pt *pgdb.Task, store *pgdb.ExplorationStore, ic *intercept.Inter
 		ID: strconv.FormatInt(pt.ID, 10), ExpID: pt.ExplorationID,
 		Name:       pt.Name,
 		CategoryID: cloneInt64Ptr(pt.CategoryID), CategoryName: pt.CategoryName,
+		PinnedAt:    unixOrZero(pt.PinnedAt),
 		Description: pt.Description, Goal: pt.Goal, CreatedAt: pt.CreatedAt.Unix(), Paused: pt.Paused, Queued: pt.Queued,
 		QueuedAt: unixNanoOrZero(pt.QueuedAt), QueueMode: pt.QueueMode,
 		CompletedAt: unixOrZero(pt.CompletedAt), Status: pt.Status, ParentRef: pt.ParentRef,
@@ -714,6 +722,32 @@ func taskFromPG(pt *pgdb.Task, store *pgdb.ExplorationStore, ic *intercept.Inter
 	}
 }
 
+// UpdateTaskMetadata changes list-only task metadata without interrupting any
+// planner, main-agent, or worker call.
+func (m *Manager) UpdateTaskMetadata(taskID string, patch pgdb.TaskPatch) (*Task, error) {
+	m.taskStateMu.Lock()
+	defer m.taskStateMu.Unlock()
+	id, err := strconv.ParseInt(taskID, 10, 64)
+	if err != nil || id <= 0 {
+		return nil, nil
+	}
+	updated, err := m.pg.UpdateTask(id, patch)
+	if err != nil || updated == nil {
+		return nil, err
+	}
+	m.mu.RLock()
+	task := m.tasks[taskID]
+	m.mu.RUnlock()
+	if task == nil {
+		return nil, nil
+	}
+	task.updateLifecycle(func(state *taskLifecycleState) {
+		state.Name = updated.Name
+		state.PinnedAt = unixOrZero(updated.PinnedAt)
+	})
+	return task, nil
+}
+
 // CreateTask creates a task + its exploration and makes it active.
 // timeoutSeconds is the task-level wall-clock budget (0 = 不限时).
 func (m *Manager) CreateTask(description, goal string, llmProfileID *int64, timeoutSeconds, planHeartbeatSeconds int) (*Task, error) {
@@ -1558,10 +1592,17 @@ func (m *Manager) List() []*Task {
 	for _, t := range m.tasks {
 		out = append(out, t)
 	}
-	// 按 id 降序(最新插入在最前)。m.tasks 是 map,遍历顺序随机,每次轮询都要重排;
-	// 若按 CreatedAt 排,同一秒创建的任务时间戳相同,排序不稳定,会在列表里频繁换
-	// 位置。id 由 BIGSERIAL 单调递增分配,唯一且稳定,顺序恒定。
+	// 置顶任务优先，组内按置顶时间倒序；普通任务按 id 倒序。m.tasks 是 map，
+	// 每次轮询都必须重排，id 则为同刻创建任务提供稳定且唯一的兜底顺序。
 	sort.Slice(out, func(i, j int) bool {
+		iState := out[i].lifecycleSnapshot()
+		jState := out[j].lifecycleSnapshot()
+		if (iState.PinnedAt > 0) != (jState.PinnedAt > 0) {
+			return iState.PinnedAt > 0
+		}
+		if iState.PinnedAt != jState.PinnedAt {
+			return iState.PinnedAt > jState.PinnedAt
+		}
 		ai, _ := strconv.ParseInt(out[i].ID, 10, 64)
 		aj, _ := strconv.ParseInt(out[j].ID, 10, 64)
 		return ai > aj

server/server.go

@@ -687,6 +687,7 @@ func (s *Server) Handler() http.Handler {
 	mux.HandleFunc("PATCH /api/task-templates/{id}", s.pgUpdateTaskTemplate)
 	mux.HandleFunc("DELETE /api/task-templates/{id}", s.pgDeleteTaskTemplate)
 	mux.HandleFunc("GET /api/tasks/{id}", s.getTask)
+	mux.HandleFunc("PATCH /api/tasks/{id}", s.updateTaskMetadata)
 	mux.HandleFunc("PATCH /api/tasks/{id}/category", s.updateTaskCategory)
 	mux.HandleFunc("POST /api/tasks/control/batch", s.controlTasksBatch)
 	mux.HandleFunc("GET /api/tasks/{id}/coverage", s.taskCoverage)
@@ -791,6 +792,7 @@ func (s *Server) Handler() http.Handler {
 	// conversations (chat page)
 	mux.HandleFunc("GET /api/conversations", s.pgListConversations)
 	mux.HandleFunc("POST /api/conversations", s.pgCreateConversation)
+	mux.HandleFunc("POST /api/conversations/delete/batch", s.pgDeleteConversationsBatch)
 	mux.HandleFunc("PATCH /api/conversations/{id}", s.pgRenameConversation)
 	mux.HandleFunc("PATCH /api/conversations/{id}/profile", s.pgUpdateConversation)
 	mux.HandleFunc("DELETE /api/conversations/{id}", s.pgDeleteConversation)

server/task_metadata.go

@@ -0,0 +1,66 @@
+package server
+
+import (
+	"errors"
+	"fmt"
+	"net/http"
+	"strings"
+	"unicode/utf8"
+
+	"github.com/Autumn-27/artex/db"
+)
+
+const (
+	maxTaskNameRunes           = 200
+	maxTaskMetadataRequestSize = 16 << 10
+)
+
+// updateTaskMetadata changes list-only task metadata. It intentionally does not
+// touch lifecycle state, scheduling, or the task's immutable description/goal.
+func (s *Server) updateTaskMetadata(w http.ResponseWriter, r *http.Request) {
+	taskID := r.PathValue("id")
+	if _, ok := s.m.Task(taskID); !ok {
+		writeErr(w, http.StatusNotFound, "task not found")
+		return
+	}
+	r.Body = http.MaxBytesReader(w, r.Body, maxTaskMetadataRequestSize)
+	var request struct {
+		Name   *string `json:"name"`
+		Pinned *bool   `json:"pinned"`
+	}
+	if err := decode(r, &request); err != nil {
+		var tooLarge *http.MaxBytesError
+		if errors.As(err, &tooLarge) {
+			writeErr(w, http.StatusRequestEntityTooLarge, "请求正文过大")
+		} else {
+			writeErr(w, http.StatusBadRequest, err.Error())
+		}
+		return
+	}
+	if request.Name == nil && request.Pinned == nil {
+		writeErr(w, http.StatusBadRequest, "至少需要提供 name 或 pinned")
+		return
+	}
+	if request.Name != nil {
+		name := strings.TrimSpace(*request.Name)
+		if name == "" {
+			writeErr(w, http.StatusBadRequest, "任务名称不能为空")
+			return
+		}
+		if utf8.RuneCountInString(name) > maxTaskNameRunes {
+			writeErr(w, http.StatusBadRequest, fmt.Sprintf("任务名称最多 %d 个字符", maxTaskNameRunes))
+			return
+		}
+		request.Name = &name
+	}
+	task, err := s.m.UpdateTaskMetadata(taskID, db.TaskPatch{Name: request.Name, Pinned: request.Pinned})
+	if err != nil {
+		writeErr(w, http.StatusInternalServerError, err.Error())
+		return
+	}
+	if task == nil {
+		writeErr(w, http.StatusNotFound, "task not found")
+		return
+	}
+	writeJSON(w, http.StatusOK, taskDTO(task, s.resolvedTaskStatus(task)))
+}

server/task_metadata_test.go

@@ -0,0 +1,113 @@
+package server
+
+import (
+	"bytes"
+	"context"
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"net/http/httptest"
+	"strconv"
+	"strings"
+	"testing"
+)
+
+func TestTaskMetadataPatchReturnsRenameAndPin(t *testing.T) {
+	m, err := NewManager(t.TempDir(), "")
+	if err != nil {
+		t.Skipf("postgres unavailable (%v) — skipping", err)
+	}
+	defer m.Close()
+	task, err := m.CreateTask("metadata patch", "goal", nil, 0, 0)
+	if err != nil {
+		t.Fatal(err)
+	}
+	taskID, _ := strconv.ParseInt(task.ID, 10, 64)
+	defer func() { _ = m.pg.DeleteTask(taskID) }()
+	s := New(context.Background(), m, t.TempDir(), t.TempDir(), t.TempDir())
+	token, err := signJWT(s.jwtKey)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	body, _ := json.Marshal(map[string]any{"name": "  renamed task  ", "pinned": true})
+	req := httptest.NewRequest(http.MethodPatch, "/api/tasks/"+task.ID, bytes.NewReader(body))
+	req.Header.Set("Authorization", "Bearer "+token)
+	rec := httptest.NewRecorder()
+	s.Handler().ServeHTTP(rec, req)
+	if rec.Code != http.StatusOK {
+		t.Fatalf("patch status=%d body=%s", rec.Code, rec.Body.String())
+	}
+	var updated struct {
+		Name     string `json:"name"`
+		Pinned   bool   `json:"pinned"`
+		PinnedAt string `json:"pinned_at"`
+	}
+	if err := json.Unmarshal(rec.Body.Bytes(), &updated); err != nil {
+		t.Fatal(err)
+	}
+	if updated.Name != "renamed task" || !updated.Pinned || updated.PinnedAt == "" {
+		t.Fatalf("unexpected task patch response: %+v", updated)
+	}
+
+	body, _ = json.Marshal(map[string]any{"name": strings.Repeat("任", maxTaskNameRunes+1)})
+	req = httptest.NewRequest(http.MethodPatch, "/api/tasks/"+task.ID, bytes.NewReader(body))
+	req.Header.Set("Authorization", "Bearer "+token)
+	rec = httptest.NewRecorder()
+	s.Handler().ServeHTTP(rec, req)
+	if rec.Code != http.StatusBadRequest {
+		t.Fatalf("overlong task name status=%d body=%s", rec.Code, rec.Body.String())
+	}
+}
+
+func TestConversationBatchDeleteReportsMissing(t *testing.T) {
+	m, err := NewManager(t.TempDir(), "")
+	if err != nil {
+		t.Skipf("postgres unavailable (%v) — skipping", err)
+	}
+	defer m.Close()
+	s := New(context.Background(), m, t.TempDir(), t.TempDir(), t.TempDir())
+	first, err := m.pg.CreateConversation("mainagent", "batch-http-first", nil)
+	if err != nil {
+		t.Fatal(err)
+	}
+	second, err := m.pg.CreateConversation("mainagent", "batch-http-second", nil)
+	if err != nil {
+		_ = m.pg.DeleteConversation(first.ID)
+		t.Fatal(err)
+	}
+	defer func() {
+		_ = m.pg.DeleteConversation(first.ID)
+		_ = m.pg.DeleteConversation(second.ID)
+	}()
+	token, err := signJWT(s.jwtKey)
+	if err != nil {
+		t.Fatal(err)
+	}
+	missing := int64(1<<62 - 1)
+	body, _ := json.Marshal(map[string]any{"ids": []int64{first.ID, missing, second.ID}})
+	req := httptest.NewRequest(http.MethodPost, "/api/conversations/delete/batch", bytes.NewReader(body))
+	req.Header.Set("Authorization", "Bearer "+token)
+	rec := httptest.NewRecorder()
+	s.Handler().ServeHTTP(rec, req)
+	if rec.Code != http.StatusOK {
+		t.Fatalf("batch delete status=%d body=%s", rec.Code, rec.Body.String())
+	}
+	var response struct {
+		Items []conversationDeleteItem `json:"items"`
+	}
+	if err := json.Unmarshal(rec.Body.Bytes(), &response); err != nil {
+		t.Fatal(err)
+	}
+	if len(response.Items) != 3 || !response.Items[0].OK || response.Items[1].OK || !response.Items[2].OK {
+		t.Fatalf("batch delete response=%+v", response.Items)
+	}
+	for _, id := range []int64{first.ID, second.ID} {
+		if conversation, err := m.pg.GetConversation(id); err != nil || conversation != nil {
+			t.Fatalf("conversation %d still exists: %+v err=%v", id, conversation, err)
+		}
+	}
+	if response.Items[1].Error == "" {
+		t.Fatalf("missing conversation %s must include an error", fmt.Sprint(missing))
+	}
+}