init: hgmj server initial commit

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

app/service/taskser/tool.go

@@ -0,0 +1,20 @@
+package taskser
+
+import (
+	"91jd-server/models/v/prizemod"
+
+	"go.mongodb.org/mongo-driver/bson/primitive"
+)
+
+// 获取奖品详情列表 通过奖品ID列表
+func getPrizeList(ids []primitive.ObjectID, mPrize map[primitive.ObjectID]prizemod.Prize) []prizemod.Prize {
+	out := make([]prizemod.Prize, 0, len(ids))
+	for _, v := range ids {
+		item, ok := mPrize[v]
+		if !ok {
+			continue
+		}
+		out = append(out, item)
+	}
+	return out
+}