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/samplesTS/minimal.js

@@ -0,0 +1,51 @@
+(function (factory) {
+    if (typeof module === "object" && typeof module.exports === "object") {
+        var v = factory(require, exports);
+        if (v !== undefined) module.exports = v;
+    }
+    else if (typeof define === "function" && define.amd) {
+        define(["require", "exports", "../release/go.js"], factory);
+    }
+})(function (require, exports) {
+    'use strict';
+    Object.defineProperty(exports, "__esModule", { value: true });
+    exports.init = void 0;
+    /*
+    *  Copyright (C) 1998-2020 by Northwoods Software Corporation. All Rights Reserved.
+    */
+    var go = require("../release/go.js");
+    function init() {
+        if (window.goSamples)
+            window.goSamples(); // init for these samples -- you don't need to call this
+        var $ = go.GraphObject.make; // for conciseness in defining templates
+        var 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
+            $(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
+        // create the model data that will be represented by Nodes and Links
+        myDiagram.model = new go.GraphLinksModel([
+            { key: 'Alpha', color: 'lightblue' },
+            { key: 'Beta', color: 'orange' },
+            { key: 'Gamma', color: 'lightgreen' },
+            { key: 'Delta', color: 'pink' }
+        ], [
+            { from: 'Alpha', to: 'Beta' },
+            { from: 'Alpha', to: 'Gamma' },
+            { from: 'Beta', to: 'Beta' },
+            { from: 'Gamma', to: 'Delta' },
+            { from: 'Delta', to: 'Alpha' }
+        ]);
+        // Attach to the window for console manipulation
+        window.myDiagram = myDiagram;
+    }
+    exports.init = init;
+});