init

- 框架初始化
 - 安装插件
 - 修复PHP8.4报错

public/assets/less/fastadmin/invoice.less

@@ -0,0 +1,16 @@
+/*
+ * Page: Invoice
+ * -------------
+ */
+
+.invoice {
+  position: relative;
+  background: #fff;
+  border: 1px solid #f4f4f4;
+  padding: 20px;
+  margin: 10px 25px;
+}
+
+.invoice-title {
+  margin-top: 0;
+}