feat: Agent CLI 与终端审计回放全面优化

- Agent CLI: 多轮对话、SSH 长连接、流式推理、Evolver 按用户隔离、历史侧栏
- 终端审计: 回放播放器、命令书签、筛选分页导出、命令输出统计、录制落盘修复
- 修复 session_commands 表迁移、Kill 竞态导致录制丢失、无录制会话回放提示
- 审计历史页只读（移除删除），移除回放弹框录制搜索

backend/controller/llm.go

@@ -55,21 +55,22 @@ func (h *LLMHandler) GetLLMConfig(c *gin.Context) {
 		c.JSON(http.StatusOK, model.Response{Code: 200, Data: gin.H{
 			"provider": "", "model": "", "api_key": "",
 			"endpoint": "", "temperature": 0.7, "max_tokens": 2000,
-			"system_prompt": "", "enabled": false, "configured": false,
+			"system_prompt": "", "enabled": false, "reasoning_enabled": false, "configured": false,
 		}})
 		return
 	}
 	c.JSON(http.StatusOK, model.Response{Code: 200, Data: gin.H{
-		"id":            cfg.ID,
-		"provider":      cfg.Provider,
-		"model":         cfg.Model,
-		"api_key":       cfg.APIKey,
-		"endpoint":      cfg.Endpoint,
-		"temperature":   cfg.Temperature,
-		"max_tokens":    cfg.MaxTokens,
-		"system_prompt": cfg.SystemPrompt,
-		"enabled":       cfg.Enabled,
-		"configured":    true,
+		"id":               cfg.ID,
+		"provider":         cfg.Provider,
+		"model":            cfg.Model,
+		"api_key":          cfg.APIKey,
+		"endpoint":         cfg.Endpoint,
+		"temperature":      cfg.Temperature,
+		"max_tokens":       cfg.MaxTokens,
+		"system_prompt":    cfg.SystemPrompt,
+		"enabled":          cfg.Enabled,
+		"reasoning_enabled": cfg.ReasoningEnabled,
+		"configured":       true,
 	}})
 }
 
@@ -95,6 +96,7 @@ func (h *LLMHandler) SaveLLMConfig(c *gin.Context) {
 	cfg.MaxTokens = req.MaxTokens
 	cfg.SystemPrompt = req.SystemPrompt
 	cfg.Enabled = req.Enabled
+	cfg.ReasoningEnabled = req.ReasoningEnabled
 	if cfg.ID == 0 {
 		if err := h.db.Create(&cfg).Error; err != nil {
 			c.JSON(http.StatusInternalServerError, model.Response{Code: 500, Message: "保存失败: " + err.Error()})
@@ -109,16 +111,17 @@ func (h *LLMHandler) SaveLLMConfig(c *gin.Context) {
 	// 返回脱敏后的配置
 	cfg.APIKey = maskAPIKey(cfg.APIKey)
 	c.JSON(http.StatusOK, model.Response{Code: 200, Message: "保存成功", Data: gin.H{
-		"id":            cfg.ID,
-		"provider":      cfg.Provider,
-		"model":         cfg.Model,
-		"api_key":       cfg.APIKey,
-		"endpoint":      cfg.Endpoint,
-		"temperature":   cfg.Temperature,
-		"max_tokens":    cfg.MaxTokens,
-		"system_prompt": cfg.SystemPrompt,
-		"enabled":       cfg.Enabled,
-		"configured":    true,
+		"id":                cfg.ID,
+		"provider":          cfg.Provider,
+		"model":             cfg.Model,
+		"api_key":           cfg.APIKey,
+		"endpoint":          cfg.Endpoint,
+		"temperature":       cfg.Temperature,
+		"max_tokens":        cfg.MaxTokens,
+		"system_prompt":     cfg.SystemPrompt,
+		"enabled":           cfg.Enabled,
+		"reasoning_enabled": cfg.ReasoningEnabled,
+		"configured":        true,
 	}})
 }