feat: 后端全量更新 - 含所有本次需求

- Contract.php: 返回合约账户余额(balance_contract)
- My.php: 地址管理增加BTC/ETH
- AppContract.php: 一键平仓(closeall)
- AppProxy.php: 代理专属注册链接 + 分级权限(L1/L2)
- site.php: 手续费减半(0.018→0.009)
- agent_permission_setup.sql: 代理权限SQL
- crypto_news_crawler.py: 新闻自动采集脚本

public/GoJS-master/learn/kod/plugins/photoSwipe/static/main.js

@@ -0,0 +1,22 @@
+kodReady.push(function(){
+	if( !$.supportCanvas() ){
+		return;
+	}
+	kodApp.add({
+		name:"photoSwipe",
+		title:"photoSwipe Image",
+		ext:"{{config.fileExt}}",
+		sort:"{{config.fileSort}}",
+		icon:"x-item-file x-jpg",
+		callback:function(imagePath,ext){
+			var appStatic = "{{pluginHost}}static/";
+			var appStaticDefault = "{{pluginHostDefault}}static/";
+			require.async(appStatic+'page.js?ver='+G.version,function(app){
+				app(imagePath,appStatic,appStaticDefault)
+			});
+		}
+	});
+	if(isWap()){
+		$.addStyle(".pswp--supports-fs .pswp__button--fs{display:none !important;}")
+	}
+});