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/start-holders.sh

@@ -0,0 +1,78 @@
+#!/bin/bash
+
+# Holders 服务启动脚本
+
+echo "=== Starting Holders Services ==="
+
+# 检查环境变量
+if [ -z "$DB_PASSWORD" ]; then
+    echo "⚠️  Warning: DB_PASSWORD not set, using default"
+    export DB_PASSWORD="your_password"
+fi
+
+# 设置默认环境变量
+export DB_TYPE=${DB_TYPE:-mysql}
+export DB_HOST=${DB_HOST:-localhost}
+export DB_PORT=${DB_PORT:-3306}
+export DB_USER=${DB_USER:-root}
+export DB_NAME=${DB_NAME:-assetx}
+export GIN_MODE=${GIN_MODE:-release}
+export PORT=${PORT:-8080}
+export RPC_URL=${RPC_URL:-https://api.zan.top/node/v1/arb/sepolia/baf84c429d284bb5b676cb8c9ca21c07}
+
+echo "Configuration:"
+echo "  DB: $DB_TYPE://$DB_USER@$DB_HOST:$DB_PORT/$DB_NAME"
+echo "  API Port: $PORT"
+echo "  RPC: ${RPC_URL:0:50}..."
+echo ""
+
+# 创建 bin 目录
+mkdir -p bin
+
+# 编译服务
+echo "📦 Building services..."
+go build -o bin/api-server main.go
+go build -o bin/holder-scanner cmd/scanner/main.go
+echo "✓ Build completed"
+echo ""
+
+# 选择启动方式
+echo "Choose start method:"
+echo "1. API Server only"
+echo "2. Scanner only"
+echo "3. Both (in background)"
+read -p "Enter choice [1-3]: " choice
+
+case $choice in
+    1)
+        echo "🚀 Starting API Server..."
+        ./bin/api-server
+        ;;
+    2)
+        echo "🚀 Starting Scanner..."
+        ./bin/holder-scanner
+        ;;
+    3)
+        echo "🚀 Starting both services in background..."
+        nohup ./bin/api-server > logs/api-server.log 2>&1 &
+        API_PID=$!
+        echo "  API Server started (PID: $API_PID)"
+
+        nohup ./bin/holder-scanner > logs/holder-scanner.log 2>&1 &
+        SCANNER_PID=$!
+        echo "  Scanner started (PID: $SCANNER_PID)"
+
+        echo ""
+        echo "Services running:"
+        echo "  API: http://localhost:$PORT"
+        echo "  Logs: tail -f logs/api-server.log"
+        echo "        tail -f logs/holder-scanner.log"
+        echo ""
+        echo "To stop:"
+        echo "  kill $API_PID $SCANNER_PID"
+        ;;
+    *)
+        echo "Invalid choice"
+        exit 1
+        ;;
+esac