feat: 新增主动拉取与多类型回调功能

- 新增 ActivePull 实体、DAO、DTO 及 Service，支持主动拉取任务管理
- 新增 ComposeCallback、VideoCallback、HttpNodeCallback 多类型回调接口
- FlowExecution 增加 NodeGroupId 和 TotalTokens 字段，支持节点组追踪与 Token 统计
- ExecutedNodes 结构由字符串列表改为包含执行状态的节点对象列表
- 重构回调通知机制，统一 Notify 函数调用
- 优化输出项类型判断逻辑，新增文件类型标识

workflow/dao/pull/active_pull_dao.go

@@ -0,0 +1,102 @@
+package pull
+
+import (
+	"ai-agent/workflow/consts/public"
+	pullDto "ai-agent/workflow/model/dto/pull"
+	"ai-agent/workflow/model/entity"
+	"context"
+	"fmt"
+	"strings"
+
+	"gitea.com/red-future/common/db/gfdb"
+	"github.com/gogf/gf/v2/util/gconv"
+)
+
+var ActivePullDao = &activePullDao{}
+
+type activePullDao struct{}
+
+// Insert 创建执行记录
+func (d *activePullDao) Insert(ctx context.Context, req *pullDto.CreateActivePullReq) (id int64, err error) {
+	var activePull = new(entity.ActivePull)
+	err = gconv.Struct(req, &activePull)
+	if err != nil {
+		return
+	}
+	r, err := gfdb.DB(ctx, public.DbNameBlackDeacon).Model(ctx, public.TableNameActivePull).Insert(activePull)
+	if err != nil {
+		return
+	}
+	return r.LastInsertId()
+}
+
+func (d *activePullDao) Update(ctx context.Context, req *pullDto.UpdateActivePullReq) (rows int64, err error) {
+	r, err := gfdb.DB(ctx, public.DbNameBlackDeacon).Model(ctx, public.TableNameActivePull).OmitEmpty().Data(&req).Where(entity.ActivePullCol.Id, req.Id).Update()
+	if err != nil {
+		return
+	}
+	return r.RowsAffected()
+}
+
+func (d *activePullDao) Delete(ctx context.Context, req *pullDto.DeleteActivePullReq) (rows int64, err error) {
+	r, err := gfdb.DB(ctx, public.DbNameBlackDeacon).Model(ctx, public.TableNameActivePull).Where(entity.ActivePullCol.Id, req.Id).Delete()
+	if err != nil {
+		return
+	}
+	return r.RowsAffected()
+}
+
+func (d *activePullDao) List(ctx context.Context, req *pullDto.ListActivePullReq, fields ...string) (res []*entity.ActivePull, total int, err error) {
+	model := gfdb.DB(ctx, public.DbNameBlackDeacon).Model(ctx, public.TableNameActivePull).Fields(fields).OmitEmpty()
+	model.OrderDesc(entity.ActivePullCol.CreatedAt)
+	if req.Page != nil {
+		model.Page(int(req.Page.PageNum), int(req.Page.PageSize))
+	}
+	r, total, err := model.AllAndCount(false)
+	if err != nil {
+		return
+	}
+	err = r.Structs(&res)
+	return
+}
+
+func (d *activePullDao) ListNative(ctx context.Context, req *pullDto.ListActivePullReq, fields ...string) (res []*entity.ActivePull, total int, err error) {
+	db := gfdb.DB(ctx, public.DbNameBlackDeacon)
+
+	// Select fields
+	selectFields := "*"
+	if len(fields) > 0 {
+		selectFields = strings.Join(fields, ",")
+	}
+
+	// Build count query first for total
+	countSql := fmt.Sprintf("SELECT COUNT(*) FROM %s WHERE deleted_at is null", "black_deacon_"+public.TableNameActivePull)
+	countResult, err := db.GetAll(ctx, countSql)
+	if err != nil {
+		return nil, 0, err
+	}
+	if len(countResult) > 0 {
+		total = countResult[0]["COUNT(*)"].Int()
+	}
+
+	// Build data query with native SQL
+	sql := fmt.Sprintf("SELECT %s FROM %s WHERE deleted_at is null ORDER BY created_at DESC", selectFields, "black_deacon_"+public.TableNameActivePull)
+	if req.Page != nil && req.Page.PageNum > 0 && req.Page.PageSize > 0 {
+		offset := (req.Page.PageNum - 1) * req.Page.PageSize
+		sql += fmt.Sprintf(" LIMIT %d OFFSET %d", req.Page.PageSize, offset)
+	}
+
+	// Execute query with GetAll
+	result, err := db.GetAll(ctx, sql)
+	if err != nil {
+		return nil, total, err
+	}
+
+	// Scan to entity slice
+	var models []*entity.ActivePull
+	if err = result.Structs(&models); err != nil {
+		return nil, total, err
+	}
+
+	return models, total, nil
+}