Merge pull request #96 from CJackHwang/codex/update-ci-line-count-limits-cihke3

ci: ignore test files in line gate and raise frontend limit to 500

internal/adapter/openai/deps.go

@@ -19,6 +19,7 @@ type DeepSeekCaller interface {
 	CreateSession(ctx context.Context, a *auth.RequestAuth, maxAttempts int) (string, error)
 	GetPow(ctx context.Context, a *auth.RequestAuth, maxAttempts int) (string, error)
 	CallCompletion(ctx context.Context, a *auth.RequestAuth, payload map[string]any, powResp string, maxAttempts int) (*http.Response, error)
+	DeleteAllSessionsForToken(ctx context.Context, token string) error
 }
 
 type ConfigReader interface {
@@ -28,6 +29,7 @@ type ConfigReader interface {
 	ToolcallEarlyEmitConfidence() string
 	ResponsesStoreTTLSeconds() int
 	EmbeddingsProvider() string
+	AutoDeleteSessions() bool
 }
 
 var _ AuthResolver = (*auth.Resolver)(nil)

internal/adapter/openai/deps_injection_test.go

@@ -19,6 +19,7 @@ func (m mockOpenAIConfig) ToolcallMode() string                { return m.toolMo
 func (m mockOpenAIConfig) ToolcallEarlyEmitConfidence() string { return m.earlyEmit }
 func (m mockOpenAIConfig) ResponsesStoreTTLSeconds() int       { return m.responsesTTL }
 func (m mockOpenAIConfig) EmbeddingsProvider() string          { return m.embedProv }
+func (m mockOpenAIConfig) AutoDeleteSessions() bool            { return false }
 
 func TestNormalizeOpenAIChatRequestWithConfigInterface(t *testing.T) {
 	cfg := mockOpenAIConfig{

internal/adapter/openai/handler_chat.go

@@ -35,7 +35,23 @@ func (h *Handler) ChatCompletions(w http.ResponseWriter, r *http.Request) {
 		writeOpenAIError(w, status, detail)
 		return
 	}
-	defer h.Auth.Release(a)
+	defer func() {
+		// 自动删除会话（同步）
+		// 必须在 Release 之前同步删除，否则：
+		// 1. 异步删除时账号已被 Release
+		// 2. 新请求可能获取到同一账号并开始使用
+		// 3. 异步删除仍在进行，会截断新请求正在使用的会话
+		if h.Store.AutoDeleteSessions() && a.DeepSeekToken != "" {
+			err := h.DS.DeleteAllSessionsForToken(context.Background(), a.DeepSeekToken)
+			if err != nil {
+				config.Logger.Warn("[auto_delete_sessions] failed", "account", a.AccountID, "error", err)
+			} else {
+				config.Logger.Debug("[auto_delete_sessions] success", "account", a.AccountID)
+			}
+		}
+		h.Auth.Release(a)
+	}()
+	
 	r = r.WithContext(auth.WithAuth(r.Context(), a))
 
 	var req map[string]any

internal/adapter/openai/stream_status_test.go

@@ -53,6 +53,10 @@ func (m streamStatusDSStub) CallCompletion(_ context.Context, _ *auth.RequestAut
 	return m.resp, nil
 }
 
+func (m streamStatusDSStub) DeleteAllSessionsForToken(_ context.Context, _ string) error {
+	return nil
+}
+
 func makeOpenAISSEHTTPResponse(lines ...string) *http.Response {
 	body := strings.Join(lines, "\n")
 	if !strings.HasSuffix(body, "\n") {

internal/admin/deps.go

@@ -27,6 +27,7 @@ type ConfigStore interface {
 	RuntimeAccountMaxInflight() int
 	RuntimeAccountMaxQueue(defaultSize int) int
 	RuntimeGlobalMaxInflight(defaultSize int) int
+	AutoDeleteSessions() bool
 }
 
 type PoolController interface {
@@ -40,6 +41,8 @@ type DeepSeekCaller interface {
 	CreateSession(ctx context.Context, a *auth.RequestAuth, maxAttempts int) (string, error)
 	GetPow(ctx context.Context, a *auth.RequestAuth, maxAttempts int) (string, error)
 	CallCompletion(ctx context.Context, a *auth.RequestAuth, payload map[string]any, powResp string, maxAttempts int) (*http.Response, error)
+	GetSessionCountForToken(ctx context.Context, token string) (*deepseek.SessionStats, error)
+	DeleteAllSessionsForToken(ctx context.Context, token string) error
 }
 
 var _ ConfigStore = (*config.Store)(nil)

internal/admin/handler.go

@@ -31,6 +31,7 @@ func RegisterRoutes(r chi.Router, h *Handler) {
 		pr.Get("/queue/status", h.queueStatus)
 		pr.Post("/accounts/test", h.testSingleAccount)
 		pr.Post("/accounts/test-all", h.testAllAccounts)
+		pr.Post("/accounts/sessions/delete-all", h.deleteAllSessions)
 		pr.Post("/import", h.batchImport)
 		pr.Post("/test", h.testAPI)
 		pr.Post("/vercel/sync", h.syncVercel)

internal/admin/handler_accounts_testing.go

@@ -89,7 +89,7 @@ func runAccountTestsConcurrently(accounts []config.Account, maxConcurrency int,
 func (h *Handler) testAccount(ctx context.Context, acc config.Account, model, message string) map[string]any {
 	start := time.Now()
 	identifier := acc.Identifier()
-	result := map[string]any{"account": identifier, "success": false, "response_time": 0, "message": "", "model": model}
+	result := map[string]any{"account": identifier, "success": false, "response_time": 0, "message": "", "model": model, "session_count": 0}
 	defer func() {
 		status := "failed"
 		if ok, _ := result["success"].(bool); ok {
@@ -124,6 +124,13 @@ func (h *Handler) testAccount(ctx context.Context, acc config.Account, model, me
 			return result
 		}
 	}
+
+	// 获取会话数量
+	sessionStats, sessionErr := h.DS.GetSessionCountForToken(ctx, token)
+	if sessionErr == nil && sessionStats != nil {
+		result["session_count"] = sessionStats.FirstPageCount
+	}
+
 	if strings.TrimSpace(message) == "" {
 		result["success"] = true
 		result["message"] = "API 测试成功（仅会话创建）"
@@ -210,3 +217,39 @@ func (h *Handler) testAPI(w http.ResponseWriter, r *http.Request) {
 	}
 	writeJSON(w, http.StatusOK, map[string]any{"success": false, "status_code": resp.StatusCode, "response": string(body)})
 }
+
+func (h *Handler) deleteAllSessions(w http.ResponseWriter, r *http.Request) {
+	var req map[string]any
+	_ = json.NewDecoder(r.Body).Decode(&req)
+	identifier, _ := req["identifier"].(string)
+	if strings.TrimSpace(identifier) == "" {
+		writeJSON(w, http.StatusBadRequest, map[string]any{"detail": "需要账号标识（identifier / email / mobile）"})
+		return
+	}
+	acc, ok := findAccountByIdentifier(h.Store, identifier)
+	if !ok {
+		writeJSON(w, http.StatusNotFound, map[string]any{"detail": "账号不存在"})
+		return
+	}
+
+	// 获取 token
+	token := strings.TrimSpace(acc.Token)
+	if token == "" {
+		newToken, err := h.DS.Login(r.Context(), acc)
+		if err != nil {
+			writeJSON(w, http.StatusOK, map[string]any{"success": false, "message": "登录失败: " + err.Error()})
+			return
+		}
+		token = newToken
+		_ = h.Store.UpdateAccountToken(acc.Identifier(), token)
+	}
+
+	// 删除所有会话
+	err := h.DS.DeleteAllSessionsForToken(r.Context(), token)
+	if err != nil {
+		writeJSON(w, http.StatusOK, map[string]any{"success": false, "message": "删除失败: " + err.Error()})
+		return
+	}
+
+	writeJSON(w, http.StatusOK, map[string]any{"success": true, "message": "删除成功"})
+}

internal/admin/handler_accounts_testing_test.go

@@ -9,6 +9,7 @@ import (
 
 	"ds2api/internal/auth"
 	"ds2api/internal/config"
+	"ds2api/internal/deepseek"
 )
 
 type testingDSMock struct {
@@ -38,6 +39,14 @@ func (m *testingDSMock) CallCompletion(_ context.Context, _ *auth.RequestAuth, _
 	return nil, errors.New("should not call CallCompletion in this test")
 }
 
+func (m *testingDSMock) DeleteAllSessionsForToken(_ context.Context, _ string) error {
+	return nil
+}
+
+func (m *testingDSMock) GetSessionCountForToken(_ context.Context, _ string) (*deepseek.SessionStats, error) {
+	return &deepseek.SessionStats{Success: true}, nil
+}
+
 func TestTestAccount_BatchModeOnlyCreatesSession(t *testing.T) {
 	t.Setenv("DS2API_CONFIG_JSON", `{"accounts":[{"email":"batch@example.com","password":"pwd","token":""}]}`)
 	store := config.LoadStore()

internal/admin/handler_settings_parse.go

@@ -7,15 +7,30 @@ import (
 	"ds2api/internal/config"
 )
 
-func parseSettingsUpdateRequest(req map[string]any) (*config.AdminConfig, *config.RuntimeConfig, *config.ToolcallConfig, *config.ResponsesConfig, *config.EmbeddingsConfig, map[string]string, map[string]string, error) {
+func boolFrom(v any) bool {
+	if v == nil {
+		return false
+	}
+	switch x := v.(type) {
+	case bool:
+		return x
+	case string:
+		return strings.ToLower(strings.TrimSpace(x)) == "true"
+	default:
+		return false
+	}
+}
+
+func parseSettingsUpdateRequest(req map[string]any) (*config.AdminConfig, *config.RuntimeConfig, *config.ToolcallConfig, *config.ResponsesConfig, *config.EmbeddingsConfig, *config.AutoDeleteConfig, map[string]string, map[string]string, error) {
 	var (
-		adminCfg    *config.AdminConfig
+		adminCfg       *config.AdminConfig
-		runtimeCfg  *config.RuntimeConfig
+		runtimeCfg     *config.RuntimeConfig
-		toolcallCfg *config.ToolcallConfig
+		toolcallCfg    *config.ToolcallConfig
-		respCfg     *config.ResponsesConfig
+		respCfg        *config.ResponsesConfig
-		embCfg      *config.EmbeddingsConfig
+		embCfg         *config.EmbeddingsConfig
-		claudeMap   map[string]string
+		autoDeleteCfg  *config.AutoDeleteConfig
-		aliasMap    map[string]string
+		claudeMap      map[string]string
+		aliasMap       map[string]string
 	)
 
 	if raw, ok := req["admin"].(map[string]any); ok {
@@ -23,7 +38,7 @@ func parseSettingsUpdateRequest(req map[string]any) (*config.AdminConfig, *confi
 		if v, exists := raw["jwt_expire_hours"]; exists {
 			n := intFrom(v)
 			if n < 1 || n > 720 {
-				return nil, nil, nil, nil, nil, nil, nil, fmt.Errorf("admin.jwt_expire_hours must be between 1 and 720")
+				return nil, nil, nil, nil, nil, nil, nil, nil, fmt.Errorf("admin.jwt_expire_hours must be between 1 and 720")
 			}
 			cfg.JWTExpireHours = n
 		}
@@ -35,26 +50,26 @@ func parseSettingsUpdateRequest(req map[string]any) (*config.AdminConfig, *confi
 		if v, exists := raw["account_max_inflight"]; exists {
 			n := intFrom(v)
 			if n < 1 || n > 256 {
-				return nil, nil, nil, nil, nil, nil, nil, fmt.Errorf("runtime.account_max_inflight must be between 1 and 256")
+				return nil, nil, nil, nil, nil, nil, nil, nil, fmt.Errorf("runtime.account_max_inflight must be between 1 and 256")
 			}
 			cfg.AccountMaxInflight = n
 		}
 		if v, exists := raw["account_max_queue"]; exists {
 			n := intFrom(v)
 			if n < 1 || n > 200000 {
-				return nil, nil, nil, nil, nil, nil, nil, fmt.Errorf("runtime.account_max_queue must be between 1 and 200000")
+				return nil, nil, nil, nil, nil, nil, nil, nil, fmt.Errorf("runtime.account_max_queue must be between 1 and 200000")
 			}
 			cfg.AccountMaxQueue = n
 		}
 		if v, exists := raw["global_max_inflight"]; exists {
 			n := intFrom(v)
 			if n < 1 || n > 200000 {
-				return nil, nil, nil, nil, nil, nil, nil, fmt.Errorf("runtime.global_max_inflight must be between 1 and 200000")
+				return nil, nil, nil, nil, nil, nil, nil, nil, fmt.Errorf("runtime.global_max_inflight must be between 1 and 200000")
 			}
 			cfg.GlobalMaxInflight = n
 		}
 		if cfg.AccountMaxInflight > 0 && cfg.GlobalMaxInflight > 0 && cfg.GlobalMaxInflight < cfg.AccountMaxInflight {
-			return nil, nil, nil, nil, nil, nil, nil, fmt.Errorf("runtime.global_max_inflight must be >= runtime.account_max_inflight")
+			return nil, nil, nil, nil, nil, nil, nil, nil, fmt.Errorf("runtime.global_max_inflight must be >= runtime.account_max_inflight")
 		}
 		runtimeCfg = cfg
 	}
@@ -67,7 +82,7 @@ func parseSettingsUpdateRequest(req map[string]any) (*config.AdminConfig, *confi
 			case "feature_match", "off":
 				cfg.Mode = mode
 			default:
-				return nil, nil, nil, nil, nil, nil, nil, fmt.Errorf("toolcall.mode must be feature_match or off")
+				return nil, nil, nil, nil, nil, nil, nil, nil, fmt.Errorf("toolcall.mode must be feature_match or off")
 			}
 		}
 		if v, exists := raw["early_emit_confidence"]; exists {
@@ -76,7 +91,7 @@ func parseSettingsUpdateRequest(req map[string]any) (*config.AdminConfig, *confi
 			case "high", "low", "off":
 				cfg.EarlyEmitConfidence = level
 			default:
-				return nil, nil, nil, nil, nil, nil, nil, fmt.Errorf("toolcall.early_emit_confidence must be high, low or off")
+				return nil, nil, nil, nil, nil, nil, nil, nil, fmt.Errorf("toolcall.early_emit_confidence must be high, low or off")
 			}
 		}
 		toolcallCfg = cfg
@@ -87,7 +102,7 @@ func parseSettingsUpdateRequest(req map[string]any) (*config.AdminConfig, *confi
 		if v, exists := raw["store_ttl_seconds"]; exists {
 			n := intFrom(v)
 			if n < 30 || n > 86400 {
-				return nil, nil, nil, nil, nil, nil, nil, fmt.Errorf("responses.store_ttl_seconds must be between 30 and 86400")
+				return nil, nil, nil, nil, nil, nil, nil, nil, fmt.Errorf("responses.store_ttl_seconds must be between 30 and 86400")
 			}
 			cfg.StoreTTLSeconds = n
 		}
@@ -98,9 +113,6 @@ func parseSettingsUpdateRequest(req map[string]any) (*config.AdminConfig, *confi
 		cfg := &config.EmbeddingsConfig{}
 		if v, exists := raw["provider"]; exists {
 			p := strings.TrimSpace(fmt.Sprintf("%v", v))
-			if p == "" {
-				return nil, nil, nil, nil, nil, nil, nil, fmt.Errorf("embeddings.provider cannot be empty")
-			}
 			cfg.Provider = p
 		}
 		embCfg = cfg
@@ -130,5 +142,13 @@ func parseSettingsUpdateRequest(req map[string]any) (*config.AdminConfig, *confi
 		}
 	}
 
-	return adminCfg, runtimeCfg, toolcallCfg, respCfg, embCfg, claudeMap, aliasMap, nil
+	if raw, ok := req["auto_delete"].(map[string]any); ok {
+		cfg := &config.AutoDeleteConfig{}
+		if v, exists := raw["sessions"]; exists {
+			cfg.Sessions = boolFrom(v)
+		}
+		autoDeleteCfg = cfg
+	}
+
+	return adminCfg, runtimeCfg, toolcallCfg, respCfg, embCfg, autoDeleteCfg, claudeMap, aliasMap, nil
 }

internal/admin/handler_settings_read.go

@@ -28,6 +28,7 @@ func (h *Handler) getSettings(w http.ResponseWriter, _ *http.Request) {
 		"toolcall":          snap.Toolcall,
 		"responses":         snap.Responses,
 		"embeddings":        snap.Embeddings,
+		"auto_delete":       snap.AutoDelete,
 		"claude_mapping":    settingsClaudeMapping(snap),
 		"model_aliases":     snap.ModelAliases,
 		"env_backed":        h.Store.IsEnvBacked(),

internal/admin/handler_settings_write.go

@@ -17,7 +17,7 @@ func (h *Handler) updateSettings(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	adminCfg, runtimeCfg, toolcallCfg, responsesCfg, embeddingsCfg, claudeMap, aliasMap, err := parseSettingsUpdateRequest(req)
+	adminCfg, runtimeCfg, toolcallCfg, responsesCfg, embeddingsCfg, autoDeleteCfg, claudeMap, aliasMap, err := parseSettingsUpdateRequest(req)
 	if err != nil {
 		writeJSON(w, http.StatusBadRequest, map[string]any{"detail": err.Error()})
 		return
@@ -60,6 +60,9 @@ func (h *Handler) updateSettings(w http.ResponseWriter, r *http.Request) {
 		if embeddingsCfg != nil && strings.TrimSpace(embeddingsCfg.Provider) != "" {
 			c.Embeddings.Provider = strings.TrimSpace(embeddingsCfg.Provider)
 		}
+		if autoDeleteCfg != nil {
+			c.AutoDelete.Sessions = autoDeleteCfg.Sessions
+		}
 		if claudeMap != nil {
 			c.ClaudeMapping = claudeMap
 			c.ClaudeModelMap = nil

internal/config/codec.go

@@ -47,6 +47,7 @@ func (c Config) MarshalJSON() ([]byte, error) {
 	if strings.TrimSpace(c.Embeddings.Provider) != "" {
 		m["embeddings"] = c.Embeddings
 	}
+	m["auto_delete"] = c.AutoDelete
 	if c.VercelSyncHash != "" {
 		m["_vercel_sync_hash"] = c.VercelSyncHash
 	}
@@ -108,6 +109,10 @@ func (c *Config) UnmarshalJSON(b []byte) error {
 			if err := json.Unmarshal(v, &c.Embeddings); err != nil {
 				return fmt.Errorf("invalid field %q: %w", k, err)
 			}
+		case "auto_delete":
+			if err := json.Unmarshal(v, &c.AutoDelete); err != nil {
+				return fmt.Errorf("invalid field %q: %w", k, err)
+			}
 		case "_vercel_sync_hash":
 			if err := json.Unmarshal(v, &c.VercelSyncHash); err != nil {
 				return fmt.Errorf("invalid field %q: %w", k, err)
@@ -141,6 +146,7 @@ func (c Config) Clone() Config {
 		Toolcall:         c.Toolcall,
 		Responses:        c.Responses,
 		Embeddings:       c.Embeddings,
+		AutoDelete:       c.AutoDelete,
 		VercelSyncHash:   c.VercelSyncHash,
 		VercelSyncTime:   c.VercelSyncTime,
 		AdditionalFields: map[string]any{},

internal/config/config.go

@@ -12,7 +12,8 @@ type Config struct {
 	Toolcall         ToolcallConfig    `json:"toolcall,omitempty"`
 	Responses        ResponsesConfig   `json:"responses,omitempty"`
 	Embeddings       EmbeddingsConfig  `json:"embeddings,omitempty"`
-	VercelSyncHash   string            `json:"_vercel_sync_hash,omitempty"`
+		AutoDelete       AutoDeleteConfig  `json:"auto_delete"`
+		VercelSyncHash   string            `json:"_vercel_sync_hash,omitempty"`
 	VercelSyncTime   int64             `json:"_vercel_sync_time,omitempty"`
 	AdditionalFields map[string]any    `json:"-"`
 }
@@ -53,3 +54,7 @@ type ResponsesConfig struct {
 type EmbeddingsConfig struct {
 	Provider string `json:"provider,omitempty"`
 }
+
+type AutoDeleteConfig struct {
+	Sessions bool `json:"sessions"`
+}

internal/config/store_accessors.go

@@ -165,3 +165,9 @@ func (s *Store) RuntimeGlobalMaxInflight(defaultSize int) int {
 	}
 	return defaultSize
 }
+
+func (s *Store) AutoDeleteSessions() bool {
+	s.mu.RLock()
+	defer s.mu.RUnlock()
+	return s.cfg.AutoDelete.Sessions
+}

internal/deepseek/client_http_json.go

@@ -62,3 +62,51 @@ func (c *Client) postJSONWithStatus(ctx context.Context, doer trans.Doer, url st
 	}
 	return out, resp.StatusCode, nil
 }
+
+func (c *Client) getJSON(ctx context.Context, doer trans.Doer, url string, headers map[string]string) (map[string]any, error) {
+	body, status, err := c.getJSONWithStatus(ctx, doer, url, headers)
+	if err != nil {
+		return nil, err
+	}
+	if status == 0 {
+		return nil, errors.New("request failed")
+	}
+	return body, nil
+}
+
+func (c *Client) getJSONWithStatus(ctx context.Context, doer trans.Doer, url string, headers map[string]string) (map[string]any, int, error) {
+	req, err := http.NewRequestWithContext(ctx, http.MethodGet, url, nil)
+	if err != nil {
+		return nil, 0, err
+	}
+	for k, v := range headers {
+		req.Header.Set(k, v)
+	}
+	resp, err := doer.Do(req)
+	if err != nil {
+		config.Logger.Warn("[deepseek] fingerprint GET request failed, fallback to std transport", "url", url, "error", err)
+		req2, reqErr := http.NewRequestWithContext(ctx, http.MethodGet, url, nil)
+		if reqErr != nil {
+			return nil, 0, err
+		}
+		for k, v := range headers {
+			req2.Header.Set(k, v)
+		}
+		resp, err = c.fallback.Do(req2)
+		if err != nil {
+			return nil, 0, err
+		}
+	}
+	defer resp.Body.Close()
+	payloadBytes, err := readResponseBody(resp)
+	if err != nil {
+		return nil, resp.StatusCode, err
+	}
+	out := map[string]any{}
+	if len(payloadBytes) > 0 {
+		if err := json.Unmarshal(payloadBytes, &out); err != nil {
+			config.Logger.Warn("[deepseek] json parse failed", "url", url, "status", resp.StatusCode, "content_encoding", resp.Header.Get("Content-Encoding"), "preview", preview(payloadBytes))
+		}
+	}
+	return out, resp.StatusCode, nil
+}

internal/deepseek/client_session.go

@@ -0,0 +1,254 @@
+package deepseek
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"net/http"
+	"net/url"
+
+	"ds2api/internal/auth"
+	"ds2api/internal/config"
+)
+
+// SessionInfo 会话信息
+type SessionInfo struct {
+	ID        string  `json:"id"`
+	Title     string  `json:"title"`
+	TitleType string  `json:"title_type"`
+	Pinned    bool    `json:"pinned"`
+	UpdatedAt float64 `json:"updated_at"`
+}
+
+// SessionStats 会话统计结果
+type SessionStats struct {
+	AccountID      string  // 账号标识 (email 或 mobile)
+	FirstPageCount int     // 第一页会话数量（当 HasMore 为 true 时，真实总数可能更大）
+	PinnedCount    int     // 置顶会话数量
+	HasMore        bool    // 是否还有更多页
+	Success        bool    // 请求是否成功
+	ErrorMessage   string  // 错误信息
+}
+
+// GetSessionCount 获取单个账号的会话数量
+func (c *Client) GetSessionCount(ctx context.Context, a *auth.RequestAuth, maxAttempts int) (*SessionStats, error) {
+	if maxAttempts <= 0 {
+		maxAttempts = c.maxRetries
+	}
+
+	stats := &SessionStats{
+		AccountID: a.AccountID,
+	}
+
+	attempts := 0
+	refreshed := false
+
+	for attempts < maxAttempts {
+		headers := c.authHeaders(a.DeepSeekToken)
+
+		// 构建请求 URL
+		reqURL := DeepSeekFetchSessionURL + "?lte_cursor.pinned=false"
+
+		resp, status, err := c.getJSONWithStatus(ctx, c.regular, reqURL, headers)
+		if err != nil {
+			config.Logger.Warn("[get_session_count] request error", "error", err, "account", a.AccountID)
+			attempts++
+			continue
+		}
+
+		code := intFrom(resp["code"])
+		if status == http.StatusOK && code == 0 {
+			data, _ := resp["data"].(map[string]any)
+			bizData, _ := data["biz_data"].(map[string]any)
+			chatSessions, _ := bizData["chat_sessions"].([]any)
+			hasMore, _ := bizData["has_more"].(bool)
+
+			stats.FirstPageCount = len(chatSessions)
+			stats.HasMore = hasMore
+			stats.Success = true
+
+			// 统计置顶会话数量
+			for _, session := range chatSessions {
+				if s, ok := session.(map[string]any); ok {
+					if pinned, ok := s["pinned"].(bool); ok && pinned {
+						stats.PinnedCount++
+					}
+				}
+			}
+
+			return stats, nil
+		}
+
+		msg, _ := resp["msg"].(string)
+		stats.ErrorMessage = fmt.Sprintf("status=%d, code=%d, msg=%s", status, code, msg)
+		config.Logger.Warn("[get_session_count] failed", "status", status, "code", code, "msg", msg, "account", a.AccountID)
+
+		if a.UseConfigToken {
+			if isTokenInvalid(status, code, msg) && !refreshed {
+				if c.Auth.RefreshToken(ctx, a) {
+					refreshed = true
+					continue
+				}
+			}
+			if c.Auth.SwitchAccount(ctx, a) {
+				refreshed = false
+				attempts++
+				continue
+			}
+		}
+		attempts++
+	}
+
+	stats.Success = false
+	stats.ErrorMessage = "get session count failed after retries"
+	return stats, errors.New(stats.ErrorMessage)
+}
+
+// GetSessionCountForToken 直接使用 token 获取会话数量（直通模式）
+func (c *Client) GetSessionCountForToken(ctx context.Context, token string) (*SessionStats, error) {
+	headers := c.authHeaders(token)
+	reqURL := DeepSeekFetchSessionURL + "?lte_cursor.pinned=false"
+
+	resp, status, err := c.getJSONWithStatus(ctx, c.regular, reqURL, headers)
+	if err != nil {
+		return nil, err
+	}
+
+	code := intFrom(resp["code"])
+	if status != http.StatusOK || code != 0 {
+		msg, _ := resp["msg"].(string)
+		return nil, fmt.Errorf("request failed: status=%d, code=%d, msg=%s", status, code, msg)
+	}
+
+	data, _ := resp["data"].(map[string]any)
+	bizData, _ := data["biz_data"].(map[string]any)
+	chatSessions, _ := bizData["chat_sessions"].([]any)
+	hasMore, _ := bizData["has_more"].(bool)
+
+	stats := &SessionStats{
+		FirstPageCount: len(chatSessions),
+		HasMore:        hasMore,
+		Success:        true,
+	}
+
+	// 统计置顶会话数量
+	for _, session := range chatSessions {
+		if s, ok := session.(map[string]any); ok {
+			if pinned, ok := s["pinned"].(bool); ok && pinned {
+				stats.PinnedCount++
+			}
+		}
+	}
+
+	return stats, nil
+}
+
+// GetSessionCountAll 获取所有账号的会话数量统计
+func (c *Client) GetSessionCountAll(ctx context.Context) []*SessionStats {
+	accounts := c.Store.Accounts()
+	results := make([]*SessionStats, 0, len(accounts))
+
+	for _, acc := range accounts {
+		token := acc.Token
+		accountID := acc.Email
+		if accountID == "" {
+			accountID = acc.Mobile
+		}
+
+		// 如果没有 token，尝试登录获取
+		if token == "" {
+			var err error
+			token, err = c.Login(ctx, acc)
+			if err != nil {
+				results = append(results, &SessionStats{
+					AccountID:    accountID,
+					Success:      false,
+					ErrorMessage: fmt.Sprintf("login failed: %v", err),
+				})
+				continue
+			}
+		}
+
+		stats, err := c.GetSessionCountForToken(ctx, token)
+		if err != nil {
+			results = append(results, &SessionStats{
+				AccountID:    accountID,
+				Success:      false,
+				ErrorMessage: err.Error(),
+			})
+			continue
+		}
+
+		stats.AccountID = accountID
+		results = append(results, stats)
+	}
+
+	return results
+}
+
+// FetchSessionPage 获取会话列表（支持分页）
+func (c *Client) FetchSessionPage(ctx context.Context, a *auth.RequestAuth, cursor string) ([]SessionInfo, bool, error) {
+	headers := c.authHeaders(a.DeepSeekToken)
+
+	// 构建请求 URL
+	params := url.Values{}
+	params.Set("lte_cursor.pinned", "false")
+	if cursor != "" {
+		params.Set("lte_cursor", cursor)
+	}
+	reqURL := DeepSeekFetchSessionURL + "?" + params.Encode()
+
+	resp, status, err := c.getJSONWithStatus(ctx, c.regular, reqURL, headers)
+	if err != nil {
+		return nil, false, err
+	}
+
+	code := intFrom(resp["code"])
+	if status != http.StatusOK || code != 0 {
+		msg, _ := resp["msg"].(string)
+		return nil, false, fmt.Errorf("request failed: status=%d, code=%d, msg=%s", status, code, msg)
+	}
+
+	data, _ := resp["data"].(map[string]any)
+	bizData, _ := data["biz_data"].(map[string]any)
+	chatSessions, _ := bizData["chat_sessions"].([]any)
+	hasMore, _ := bizData["has_more"].(bool)
+
+	sessions := make([]SessionInfo, 0, len(chatSessions))
+	for _, s := range chatSessions {
+		if m, ok := s.(map[string]any); ok {
+			session := SessionInfo{
+				ID:        stringFromMap(m, "id"),
+				Title:     stringFromMap(m, "title"),
+				TitleType: stringFromMap(m, "title_type"),
+				Pinned:    boolFromMap(m, "pinned"),
+				UpdatedAt: floatFromMap(m, "updated_at"),
+			}
+			sessions = append(sessions, session)
+		}
+	}
+
+	return sessions, hasMore, nil
+}
+
+// 辅助函数
+func stringFromMap(m map[string]any, key string) string {
+	if v, ok := m[key].(string); ok {
+		return v
+	}
+	return ""
+}
+
+func boolFromMap(m map[string]any, key string) bool {
+	if v, ok := m[key].(bool); ok {
+		return v
+	}
+	return false
+}
+
+func floatFromMap(m map[string]any, key string) float64 {
+	if v, ok := m[key].(float64); ok {
+		return v
+	}
+	return 0
+}

internal/deepseek/client_session_delete.go

@@ -0,0 +1,156 @@
+package deepseek
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"net/http"
+
+	"ds2api/internal/auth"
+	"ds2api/internal/config"
+)
+
+// DeleteSessionResult 删除会话结果
+type DeleteSessionResult struct {
+	SessionID    string // 会话 ID
+	Success      bool   // 是否成功
+	ErrorMessage string // 错误信息
+}
+
+// DeleteSession 删除单个会话
+func (c *Client) DeleteSession(ctx context.Context, a *auth.RequestAuth, sessionID string, maxAttempts int) (*DeleteSessionResult, error) {
+	if maxAttempts <= 0 {
+		maxAttempts = c.maxRetries
+	}
+
+	result := &DeleteSessionResult{
+		SessionID: sessionID,
+	}
+
+	if sessionID == "" {
+		result.ErrorMessage = "session_id is required"
+		return result, errors.New(result.ErrorMessage)
+	}
+
+	attempts := 0
+	refreshed := false
+
+	for attempts < maxAttempts {
+		headers := c.authHeaders(a.DeepSeekToken)
+
+		payload := map[string]any{
+			"chat_session_id": sessionID,
+		}
+
+		resp, status, err := c.postJSONWithStatus(ctx, c.regular, DeepSeekDeleteSessionURL, headers, payload)
+		if err != nil {
+			config.Logger.Warn("[delete_session] request error", "error", err, "session_id", sessionID)
+			attempts++
+			continue
+		}
+
+		code := intFrom(resp["code"])
+		if status == http.StatusOK && code == 0 {
+			result.Success = true
+			return result, nil
+		}
+
+		msg, _ := resp["msg"].(string)
+		result.ErrorMessage = fmt.Sprintf("status=%d, code=%d, msg=%s", status, code, msg)
+		config.Logger.Warn("[delete_session] failed", "status", status, "code", code, "msg", msg, "session_id", sessionID)
+
+		if a.UseConfigToken {
+			if isTokenInvalid(status, code, msg) && !refreshed {
+				if c.Auth.RefreshToken(ctx, a) {
+					refreshed = true
+					continue
+				}
+			}
+			if c.Auth.SwitchAccount(ctx, a) {
+				refreshed = false
+				attempts++
+				continue
+			}
+		}
+		attempts++
+	}
+
+	result.Success = false
+	result.ErrorMessage = "delete session failed after retries"
+	return result, errors.New(result.ErrorMessage)
+}
+
+// DeleteSessionForToken 直接使用 token 删除会话（直通模式）
+func (c *Client) DeleteSessionForToken(ctx context.Context, token string, sessionID string) (*DeleteSessionResult, error) {
+	result := &DeleteSessionResult{
+		SessionID: sessionID,
+	}
+
+	if sessionID == "" {
+		result.ErrorMessage = "session_id is required"
+		return result, errors.New(result.ErrorMessage)
+	}
+
+	headers := c.authHeaders(token)
+	payload := map[string]any{
+		"chat_session_id": sessionID,
+	}
+
+	resp, status, err := c.postJSONWithStatus(ctx, c.regular, DeepSeekDeleteSessionURL, headers, payload)
+	if err != nil {
+		result.ErrorMessage = err.Error()
+		return result, err
+	}
+
+	code := intFrom(resp["code"])
+	if status != http.StatusOK || code != 0 {
+		msg, _ := resp["msg"].(string)
+		result.ErrorMessage = fmt.Sprintf("request failed: status=%d, code=%d, msg=%s", status, code, msg)
+		return result, errors.New(result.ErrorMessage)
+	}
+
+	result.Success = true
+	return result, nil
+}
+
+// DeleteAllSessions 删除所有会话（谨慎使用）
+func (c *Client) DeleteAllSessions(ctx context.Context, a *auth.RequestAuth) error {
+	headers := c.authHeaders(a.DeepSeekToken)
+	payload := map[string]any{}
+
+	resp, status, err := c.postJSONWithStatus(ctx, c.regular, DeepSeekDeleteAllSessionsURL, headers, payload)
+	if err != nil {
+		config.Logger.Warn("[delete_all_sessions] request error", "error", err)
+		return err
+	}
+
+	code := intFrom(resp["code"])
+	if status != http.StatusOK || code != 0 {
+		msg, _ := resp["msg"].(string)
+		config.Logger.Warn("[delete_all_sessions] failed", "status", status, "code", code, "msg", msg)
+		return fmt.Errorf("request failed: status=%d, code=%d, msg=%s", status, code, msg)
+	}
+
+	return nil
+}
+
+// DeleteAllSessionsForToken 直接使用 token 删除所有会话（直通模式）
+func (c *Client) DeleteAllSessionsForToken(ctx context.Context, token string) error {
+	headers := c.authHeaders(token)
+	payload := map[string]any{}
+
+	resp, status, err := c.postJSONWithStatus(ctx, c.regular, DeepSeekDeleteAllSessionsURL, headers, payload)
+	if err != nil {
+		config.Logger.Warn("[delete_all_sessions_for_token] request error", "error", err)
+		return err
+	}
+
+	code := intFrom(resp["code"])
+	if status != http.StatusOK || code != 0 {
+		msg, _ := resp["msg"].(string)
+		config.Logger.Warn("[delete_all_sessions_for_token] failed", "status", status, "code", code, "msg", msg)
+		return fmt.Errorf("request failed: status=%d, code=%d, msg=%s", status, code, msg)
+	}
+
+	return nil
+}

internal/deepseek/constants.go

@@ -11,6 +11,9 @@ const (
 	DeepSeekCreateSessionURL = "https://chat.deepseek.com/api/v0/chat_session/create"
 	DeepSeekCreatePowURL     = "https://chat.deepseek.com/api/v0/chat/create_pow_challenge"
 	DeepSeekCompletionURL    = "https://chat.deepseek.com/api/v0/chat/completion"
+	DeepSeekFetchSessionURL  = "https://chat.deepseek.com/api/v0/chat_session/fetch_page"
+	DeepSeekDeleteSessionURL     = "https://chat.deepseek.com/api/v0/chat_session/delete"
+	DeepSeekDeleteAllSessionsURL = "https://chat.deepseek.com/api/v0/chat_session/delete_all"
 )
 
 var defaultBaseHeaders = map[string]string{

plans/refactor-line-gate-targets.txt

@@ -1,6 +1,8 @@
 # Line gate targets for large-file decoupling refactor.
-# Default limit: 300 lines
+# Backend default limit: 300 lines
+# Frontend (webui/) default limit: 500 lines
 # Entry/facade limit: 120 lines (enforced in script)
+# Test files are ignored by the gate script.
 
 internal/config/config.go
 internal/config/logger.go

plans/refactor-line-gate.md

@@ -2,10 +2,11 @@
 
 ## Rules
 
-1. Production file default upper bound: `<= 300` lines.
+1. Backend production files upper bound: `<= 300` lines.
-2. Entry/facade files upper bound: `<= 120` lines.
+2. Frontend (`webui/`) production files upper bound: `<= 500` lines.
-3. Scope is limited to target files in `plans/refactor-line-gate-targets.txt`.
+3. Entry/facade files upper bound: `<= 120` lines.
-4. Test files are out of scope for this gate.
+4. Scope is limited to target files in `plans/refactor-line-gate-targets.txt`.
+5. Test files are out of scope for this gate.
 
 ## Command
 

tests/scripts/check-refactor-line-gate.sh

@@ -5,6 +5,7 @@ ROOT_DIR="$(cd "$(dirname "$0")/../.." && pwd)"
 TARGETS_FILE="$ROOT_DIR/plans/refactor-line-gate-targets.txt"
 
 DEFAULT_MAX=300
+FRONTEND_MAX=500
 ENTRY_MAX=120
 
 is_entry_file() {
@@ -22,6 +23,27 @@ is_entry_file() {
   return 1
 }
 
+is_frontend_file() {
+  [[ "$1" == webui/* ]]
+}
+
+is_test_file() {
+  local file="$1"
+  local base
+  base="$(basename "$file")"
+
+  [[ "$file" == tests/* ]] && return 0
+  [[ "$file" == */tests/* ]] && return 0
+  [[ "$file" == */__tests__/* ]] && return 0
+  [[ "$base" == *_test.go ]] && return 0
+  [[ "$base" == *.test.js ]] && return 0
+  [[ "$base" == *.test.jsx ]] && return 0
+  [[ "$base" == *.test.ts ]] && return 0
+  [[ "$base" == *.test.tsx ]] && return 0
+
+  return 1
+}
+
 if [[ ! -f "$TARGETS_FILE" ]]; then
   echo "missing targets file: $TARGETS_FILE" >&2
   exit 1
@@ -35,6 +57,10 @@ while IFS= read -r file; do
   [[ -z "$file" ]] && continue
   [[ "${file:0:1}" == "#" ]] && continue
 
+  if is_test_file "$file"; then
+    continue
+  fi
+
   checked=$((checked + 1))
   abs="$ROOT_DIR/$file"
   if [[ ! -f "$abs" ]]; then
@@ -47,6 +73,8 @@ while IFS= read -r file; do
   limit="$DEFAULT_MAX"
   if is_entry_file "$file"; then
     limit="$ENTRY_MAX"
+  elif is_frontend_file "$file"; then
+    limit="$FRONTEND_MAX"
   fi
 
   if (( lines > limit )); then

webui/src/features/account/AccountManagerContainer.jsx

@@ -43,12 +43,15 @@ export default function AccountManagerContainer({ config, onRefresh, onMessage,
         testing,
         testingAll,
         batchProgress,
+        sessionCounts,
+        deletingSessions,
         addKey,
         deleteKey,
         addAccount,
         deleteAccount,
         testAccount,
         testAllAccounts,
+        deleteAllSessions,
     } = useAccountActions({
         apiFetch,
         t,
@@ -81,6 +84,8 @@ export default function AccountManagerContainer({ config, onRefresh, onMessage,
                 testing={testing}
                 testingAll={testingAll}
                 batchProgress={batchProgress}
+                sessionCounts={sessionCounts}
+                deletingSessions={deletingSessions}
                 totalAccounts={totalAccounts}
                 page={page}
                 pageSize={pageSize}
@@ -90,6 +95,7 @@ export default function AccountManagerContainer({ config, onRefresh, onMessage,
                 onShowAddAccount={() => setShowAddAccount(true)}
                 onTestAccount={testAccount}
                 onDeleteAccount={deleteAccount}
+                onDeleteAllSessions={deleteAllSessions}
                 onPrevPage={() => fetchAccounts(page - 1)}
                 onNextPage={() => fetchAccounts(page + 1)}
                 onPageSizeChange={changePageSize}

webui/src/features/account/AccountsTable.jsx

@@ -1,5 +1,5 @@
 import { useState } from 'react'
-import { ChevronLeft, ChevronRight, Check, Copy, Play, Plus, Trash2 } from 'lucide-react'
+import { ChevronLeft, ChevronRight, Check, Copy, Play, Plus, Trash2, FolderX } from 'lucide-react'
 import clsx from 'clsx'
 
 export default function AccountsTable({
@@ -9,6 +9,8 @@ export default function AccountsTable({
     testing,
     testingAll,
     batchProgress,
+    sessionCounts,
+    deletingSessions,
     totalAccounts,
     page,
     pageSize,
@@ -18,6 +20,7 @@ export default function AccountsTable({
     onShowAddAccount,
     onTestAccount,
     onDeleteAccount,
+    onDeleteAllSessions,
     onPrevPage,
     onNextPage,
     onPageSizeChange,
@@ -125,6 +128,25 @@ export default function AccountsTable({
                                                     {acc.token_preview}
                                                 </span>
                                             )}
+                                            {sessionCounts && sessionCounts[id] !== undefined && (
+                                                <span className="font-mono bg-blue-500/10 text-blue-500 px-1.5 py-0.5 rounded text-[10px]">
+                                                    {t('accountManager.sessionCount', { count: sessionCounts[id] })}
+                                                </span>
+                                            )}
+                                            {sessionCounts && sessionCounts[id] !== undefined && sessionCounts[id] > 0 && (
+                                                <button
+                                                    onClick={() => onDeleteAllSessions(id)}
+                                                    disabled={deletingSessions && deletingSessions[id]}
+                                                    className="flex items-center gap-1 font-mono bg-red-500/10 text-red-500 hover:bg-red-500/20 px-1.5 py-0.5 rounded text-[10px] transition-colors disabled:opacity-50"
+                                                    title={t('accountManager.deleteAllSessions')}
+                                                >
+                                                    {deletingSessions && deletingSessions[id] ? (
+                                                        <span className="animate-spin">⟳</span>
+                                                    ) : (
+                                                        <FolderX className="w-3 h-3" />
+                                                    )}
+                                                </button>
+                                            )}
                                         </div>
                                     </div>
                                 </div>

webui/src/features/account/useAccountActions.js

@@ -10,6 +10,8 @@ export function useAccountActions({ apiFetch, t, onMessage, onRefresh, config, f
     const [testing, setTesting] = useState({})
     const [testingAll, setTestingAll] = useState(false)
     const [batchProgress, setBatchProgress] = useState({ current: 0, total: 0, results: [] })
+    const [sessionCounts, setSessionCounts] = useState({})
+    const [deletingSessions, setDeletingSessions] = useState({})
 
     const addKey = async () => {
         if (!newKey.trim()) return
@@ -115,6 +117,12 @@ export function useAccountActions({ apiFetch, t, onMessage, onRefresh, config, f
                 body: JSON.stringify({ identifier: accountID }),
             })
             const data = await res.json()
+            
+            // 更新会话数
+            if (data.session_count !== undefined) {
+                setSessionCounts(prev => ({ ...prev, [accountID]: data.session_count }))
+            }
+            
             const statusMessage = data.success
                 ? t('apiTester.testSuccess', { account: accountID, time: data.response_time })
                 : `${accountID}: ${data.message}`
@@ -170,6 +178,41 @@ export function useAccountActions({ apiFetch, t, onMessage, onRefresh, config, f
         setTestingAll(false)
     }
 
+    const deleteAllSessions = async (identifier) => {
+        const accountID = String(identifier || '').trim()
+        if (!accountID) {
+            onMessage('error', t('accountManager.invalidIdentifier'))
+            return
+        }
+        if (!confirm(t('accountManager.deleteAllSessionsConfirm'))) return
+        
+        setDeletingSessions(prev => ({ ...prev, [accountID]: true }))
+        try {
+            const res = await apiFetch('/admin/accounts/sessions/delete-all', {
+                method: 'POST',
+                headers: { 'Content-Type': 'application/json' },
+                body: JSON.stringify({ identifier: accountID }),
+            })
+            const data = await res.json()
+            
+            if (data.success) {
+                onMessage('success', t('accountManager.deleteAllSessionsSuccess'))
+                // 清除会话数显示
+                setSessionCounts(prev => {
+                    const newCounts = { ...prev }
+                    delete newCounts[accountID]
+                    return newCounts
+                })
+            } else {
+                onMessage('error', data.message || t('messages.requestFailed'))
+            }
+        } catch (e) {
+            onMessage('error', t('messages.networkError'))
+        } finally {
+            setDeletingSessions(prev => ({ ...prev, [accountID]: false }))
+        }
+    }
+
     return {
         showAddKey,
         setShowAddKey,
@@ -185,11 +228,14 @@ export function useAccountActions({ apiFetch, t, onMessage, onRefresh, config, f
         testing,
         testingAll,
         batchProgress,
+        sessionCounts,
+        deletingSessions,
         addKey,
         deleteKey,
         addAccount,
         deleteAccount,
         testAccount,
         testAllAccounts,
+        deleteAllSessions,
     }
 }

webui/src/features/settings/AutoDeleteSection.jsx

@@ -0,0 +1,39 @@
+import { Trash2 } from 'lucide-react'
+
+export default function AutoDeleteSection({ t, form, setForm }) {
+    return (
+        <div className="bg-card border border-border rounded-xl p-5 space-y-4">
+            <div className="flex items-center gap-2">
+                <Trash2 className="w-4 h-4 text-muted-foreground" />
+                <h3 className="font-semibold">{t('settings.autoDeleteTitle')}</h3>
+            </div>
+            <p className="text-sm text-muted-foreground">{t('settings.autoDeleteDesc')}</p>
+            <div className="flex items-center justify-between">
+                <label className="text-sm font-medium">{t('settings.autoDeleteSessions')}</label>
+                <button
+                    type="button"
+                    role="switch"
+                    aria-checked={form.auto_delete?.sessions || false}
+                    onClick={() => setForm((prev) => ({
+                        ...prev,
+                        auto_delete: { ...prev.auto_delete, sessions: !prev.auto_delete?.sessions },
+                    }))}
+                    className={`relative inline-flex h-6 w-11 items-center rounded-full transition-colors ${
+                        form.auto_delete?.sessions ? 'bg-primary' : 'bg-muted'
+                    }`}
+                >
+                    <span
+                        className={`inline-block h-4 w-4 transform rounded-full bg-white transition-transform ${
+                            form.auto_delete?.sessions ? 'translate-x-6' : 'translate-x-1'
+                        }`}
+                    />
+                </button>
+            </div>
+            {form.auto_delete?.sessions && (
+                <p className="text-xs text-amber-500 flex items-center gap-1">
+                    {t('settings.autoDeleteWarning')}
+                </p>
+            )}
+        </div>
+    )
+}

webui/src/features/settings/SettingsContainer.jsx

@@ -5,6 +5,7 @@ import { useSettingsForm } from './useSettingsForm'
 import SecuritySection from './SecuritySection'
 import RuntimeSection from './RuntimeSection'
 import BehaviorSection from './BehaviorSection'
+import AutoDeleteSection from './AutoDeleteSection'
 import ModelSection from './ModelSection'
 import BackupSection from './BackupSection'
 
@@ -91,6 +92,8 @@ export default function SettingsContainer({ onRefresh, onMessage, authFetch, onF
 
             <BehaviorSection t={t} form={form} setForm={setForm} />
 
+            <AutoDeleteSection t={t} form={form} setForm={setForm} />
+
             <ModelSection t={t} form={form} setForm={setForm} />
 
             <BackupSection

webui/src/features/settings/useSettingsForm.js

@@ -16,6 +16,7 @@ const DEFAULT_FORM = {
     toolcall: { mode: 'feature_match', early_emit_confidence: 'high' },
     responses: { store_ttl_seconds: 900 },
     embeddings: { provider: '' },
+    auto_delete: { sessions: false },
     claude_mapping_text: '{\n  "fast": "deepseek-chat",\n  "slow": "deepseek-reasoner"\n}',
     model_aliases_text: '{}',
 }
@@ -55,6 +56,9 @@ function fromServerForm(data) {
         embeddings: {
             provider: data.embeddings?.provider || '',
         },
+        auto_delete: {
+            sessions: Boolean(data.auto_delete?.sessions || false),
+        },
         claude_mapping_text: JSON.stringify(data.claude_mapping || {}, null, 2),
         model_aliases_text: JSON.stringify(data.model_aliases || {}, null, 2),
     }
@@ -74,6 +78,7 @@ function toServerPayload(form) {
         },
         responses: { store_ttl_seconds: Number(form.responses.store_ttl_seconds) },
         embeddings: { provider: String(form.embeddings.provider || '').trim() },
+        auto_delete: { sessions: Boolean(form.auto_delete?.sessions) },
     }
 }
 

webui/src/locales/en.json

@@ -131,7 +131,11 @@
         "addAccountAction": "Add account",
         "pageInfo": "Page {current}/{total}, {count} accounts total",
         "searchPlaceholder": "Search accounts...",
-        "searchNoResults": "No accounts match your search"
+        "searchNoResults": "No accounts match your search",
+        "sessionCount": "Sessions: {count}",
+        "deleteAllSessions": "Delete all sessions",
+        "deleteAllSessionsConfirm": "Are you sure you want to delete all sessions for this account? This action cannot be undone.",
+        "deleteAllSessionsSuccess": "Successfully deleted all sessions"
     },
     "apiTester": {
         "defaultMessage": "Hello, please introduce yourself in one sentence.",
@@ -227,6 +231,10 @@
         "modelTitle": "Model mapping",
         "claudeMapping": "Claude mapping (JSON)",
         "modelAliases": "Model aliases (JSON)",
+        "autoDeleteTitle": "Auto Delete Sessions",
+        "autoDeleteDesc": "When enabled, all sessions will be automatically deleted after each request completes.",
+        "autoDeleteSessions": "Auto delete sessions",
+        "autoDeleteWarning": "Warning: Enabling this will delete all session history after each request. Use with caution.",
         "backupTitle": "Backup & Restore",
         "loadExport": "Load current export",
         "importModeMerge": "Merge import (default)",

webui/src/locales/zh.json

@@ -131,7 +131,11 @@
         "addAccountAction": "添加账号",
         "pageInfo": "第 {current}/{total} 页，共 {count} 个账号",
         "searchPlaceholder": "搜索账号...",
-        "searchNoResults": "未找到匹配的账号"
+        "searchNoResults": "未找到匹配的账号",
+        "sessionCount": "会话: {count}",
+        "deleteAllSessions": "删除所有会话",
+        "deleteAllSessionsConfirm": "确定要删除该账号的所有会话吗？此操作不可恢复。",
+        "deleteAllSessionsSuccess": "删除成功"
     },
     "apiTester": {
         "defaultMessage": "你好，请用一句话介绍你自己。",
@@ -227,6 +231,10 @@
         "modelTitle": "模型映射",
         "claudeMapping": "Claude 映射（JSON）",
         "modelAliases": "模型别名（JSON）",
+        "autoDeleteTitle": "自动删除会话",
+        "autoDeleteDesc": "开启后，每次请求完成后会自动删除该账号的所有会话记录。",
+        "autoDeleteSessions": "自动删除会话",
+        "autoDeleteWarning": "开启此功能后，每次请求完成都会删除该账号的所有历史会话，请谨慎使用。",
         "backupTitle": "备份与恢复",
         "loadExport": "加载当前导出",
         "importModeMerge": "合并导入（默认）",