init: 初始化 AssetX 项目仓库

包含 webapp（Next.js 用户端）、webapp-back（Go 后端）、
antdesign（管理后台）、landingpage（营销落地页）、
数据库 SQL 和配置文件。

webapp-back/bin/check_db_addresses.go

@@ -0,0 +1,61 @@
+package main
+
+import (
+	"fmt"
+	"log"
+
+	"github.com/gothinkster/golang-gin-realworld-example-app/common"
+	"github.com/gothinkster/golang-gin-realworld-example-app/config"
+)
+
+type Asset struct {
+	ID              int64  `gorm:"column:id"`
+	AssetCode       string `gorm:"column:asset_code"`
+	Name            string `gorm:"column:name"`
+	ContractAddress string `gorm:"column:contract_address"`
+}
+
+func main() {
+	// Load configuration
+	cfg := config.Load()
+
+	// Initialize database
+	if cfg.DBType == "mysql" {
+		common.InitMySQL()
+	} else {
+		common.Init()
+	}
+
+	db := common.GetDB()
+
+	// Query YT assets
+	var assets []Asset
+	err := db.Table("assets").
+		Where("asset_code IN (?, ?, ?)", "YT-A", "YT-B", "YT-C").
+		Find(&assets).Error
+	if err != nil {
+		log.Fatalf("Failed to query assets: %v", err)
+	}
+
+	fmt.Println("=== 数据库中的 YT 合约地址 ===")
+	for _, asset := range assets {
+		fmt.Printf("%s: %s\n", asset.AssetCode, asset.ContractAddress)
+	}
+
+	// Query YTLPToken from system_contracts
+	var ytlp struct {
+		Name    string `gorm:"column:name"`
+		Address string `gorm:"column:address"`
+	}
+	err = db.Table("system_contracts").
+		Where("name = ? AND is_active = ?", "YTLPToken", 1).
+		Select("name, address").
+		First(&ytlp).Error
+	if err != nil {
+		log.Printf("Failed to query YTLPToken: %v", err)
+	} else {
+		fmt.Println("\n=== ytLP 地址 ===")
+		fmt.Printf("%s: %s\n", ytlp.Name, ytlp.Address)
+	}
+
+}