refactor: 将客服后端重构为宿主可嵌入模块

- 注入数据库、运行时配置、统一响应、文件存储和平台 AI 能力，补充业务读写工具与客户快捷操作契约。

- 移除模块内重复的组织、客户、工单、标签、技能、旧工作流、MCP 和迁移实现，将身份权限与业务主体交由宿主管理。

- 使用 libSQL 重构向量存储，并完善图片消息、访客身份、排队调度、企业微信和支持聊天页面。

- 统一 HTTP、DTO 与 WebSocket 的 snake_case 协议，补齐模块初始化、业务动作和公共载荷等回归测试。

internal/handlers/dashboard/agent_handler.go

@@ -5,6 +5,7 @@ import (
 	"code.tczkiot.com/wlw/ai-agent/internal/pkg/constants"
 	"code.tczkiot.com/wlw/ai-agent/internal/pkg/dto/request"
 	"code.tczkiot.com/wlw/ai-agent/internal/pkg/dto/response"
+	"code.tczkiot.com/wlw/ai-agent/internal/pkg/enums"
 	"code.tczkiot.com/wlw/ai-agent/internal/pkg/httpx"
 	"code.tczkiot.com/wlw/ai-agent/internal/services"
 
@@ -20,11 +21,11 @@ func AgentAnyList(ctx *gin.Context) {
 		return
 	}
 	list, paging := services.AgentProfileService.FindPageByCnd(params.NewPagedSqlCnd(ctx,
-		params.QueryFilter{ParamName: "userId"},
-		params.QueryFilter{ParamName: "teamId"},
-		params.QueryFilter{ParamName: "serviceStatus"},
-		params.QueryFilter{ParamName: "agentCode", Op: params.Like},
-		params.QueryFilter{ParamName: "displayName", Op: params.Like},
+		params.QueryFilter{ParamName: "user_id"},
+		params.QueryFilter{ParamName: "team_id"},
+		params.QueryFilter{ParamName: "service_status"},
+		params.QueryFilter{ParamName: "agent_code", Op: params.Like},
+		params.QueryFilter{ParamName: "display_name", Op: params.Like},
 	).Desc("id"))
 	results := builders.BuildAgentProfileList(list)
 	httpx.WriteJSON(ctx, &web.PageResult{Results: results, Page: paging})
@@ -36,11 +37,11 @@ func AgentGetList_all(ctx *gin.Context) {
 		return
 	}
 	list := services.AgentProfileService.Find(params.NewPagedSqlCnd(ctx,
-		params.QueryFilter{ParamName: "userId"},
-		params.QueryFilter{ParamName: "teamId"},
-		params.QueryFilter{ParamName: "serviceStatus"},
-		params.QueryFilter{ParamName: "agentCode", Op: params.Like},
-	).Desc("id"))
+		params.QueryFilter{ParamName: "user_id"},
+		params.QueryFilter{ParamName: "team_id"},
+		params.QueryFilter{ParamName: "service_status"},
+		params.QueryFilter{ParamName: "agent_code", Op: params.Like},
+	).Eq("status", enums.StatusOk).Desc("id"))
 
 	httpx.WriteJSON(ctx, builders.BuildAgentProfileList(list))
 }