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/floorplannerTS/floorplanner.css

@@ -0,0 +1,56 @@
+/*-- set border box on all elements inside the grid*/
+.grid-container * {box-sizing: border-box;}
+
+.row:before, .row::after {
+	content: "";
+	display: table;
+	clear: both;
+}
+
+[class*='col-'] {
+	float: left;
+	min-height: 1px;
+	width: 16.66%;
+	padding: 0px;
+}
+
+.col-1 {width: 100%;}
+.col-2 {width: 50%;}
+.col-3 {width: 33.33%;}
+.col-4 {width: 25%;}
+.col-5 {width: 20%;}
+.col-6 {width: 16.66%;}
+
+input{
+	padding: 0px;
+	border: 1px solid gray;
+}
+	.unitsBox{ /*A special input that displays units*/
+		text-align: center;
+		width: 20px;
+		border: 1px solid gray;
+		border-left: 0px;
+		float: left;
+	}
+
+#wallThicknessInput, #gridSizeInput, #unitsConversionFactorInput {
+	width: 50px; 
+	float: left;
+	border-right: 0px;
+}
+#gridSizeInput, #unitsConversionFactorInput { 
+	margin-left: 10%; 
+}
+	#wallThicknesshUnitsInput, #gridSizeUnitsInput{
+		float: left;
+	}
+
+.unitsInput {
+	float: left;
+	border-right: 0px;
+}
+
+#optionsWindow {
+	height: unset;
+	width: unset;
+}