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/projects/minimalSourceBrowserify/minimal.ts

@@ -0,0 +1,46 @@
+/*
+*  Copyright (C) 1998-2020 by Northwoods Software Corporation. All Rights Reserved.
+*/
+
+// This is one way of exposing init() to minimal.html. You could also use require, like the other projects do
+
+import { go } from './minimal-index';
+
+window.init = function() {
+  const $ = go.GraphObject.make;  // for conciseness in defining templates
+
+  const myDiagram = $(go.Diagram, 'myDiagramDiv',  // create a Diagram for the DIV HTML element
+    {
+      'undoManager.isEnabled': true  // enable undo & redo
+    });
+
+  // define a simple Node template
+  myDiagram.nodeTemplate =
+    $(go.Node, 'Auto',  // the Shape will go around the TextBlock
+      { rotatable: true },
+      $(go.Shape, 'RoundedRectangle', { strokeWidth: 0 },
+        // Shape.fill is bound to Node.data.color
+        new go.Binding('fill', 'color')),
+      $(go.TextBlock,
+        { margin: 8 },  // some room around the text
+        // TextBlock.text is bound to Node.data.key
+        new go.Binding('text', 'key'))
+    );
+
+  // but use the default Link template, by not setting Diagram.linkTemplate
+
+  myDiagram.model = new go.Model(
+    [
+      { key: 'Alpha', color: 'lightblue' },
+      { key: 'Beta', color: 'orange' },
+      { key: 'Gamma', color: 'lightgreen' },
+      { key: 'Delta', color: 'pink' }
+    ]);
+
+  // Attach to the window so you can manipulate in the console
+  (window as any).myDiagram = myDiagram;
+
+
+  // Attach to the window so you can manipulate in the console
+  (window as any).myDiagram = myDiagram;
+};