修改页面，完成单页模式新增首页返回上一页按钮

dist/public/js/lay-module/jmSheet/jmSheet.js

@@ -0,0 +1,11 @@
+layui.define(["jquery","layer"],function(u){"use strict";var t=layui.$,n=layui.layer,y={open:function(e){typeof e.shadeClose=="undefined"&&(e.shadeClose=!0);var a="center";if(typeof e.align!="undefined"&&e.align!="")switch(e.align){case"left":a="flex-start";break;case"right":a="flex-end";break;default:a="center"}var s="";t.each(e.content,function(o,i){var h="";typeof i.img!="undefined"&&i.img!=""&&(h=`<div class="img"><img src="${i.img}"></div>`),s+=`<li style="justify-content:${a};">
+                    ${h}
+                    <div class="text">
+                        <span>${i.text}</span>
+                        <span class="desc">${i.desc||""}</span>
+                    </div>
+                </li>`});var c="",d=0;typeof e.shadeClose!="undefined"&&!e.shadeClose&&(c='<a href="javascript:;" class="close">取消</a>',d=63);var f="",r=0;typeof e.title!="undefined"&&e.title!=""&&(f=`<h3>${e.title}</h3>`,r=40);var l=n.open({type:1,title:!1,closeBtn:0,offset:"b",anim:"slideUp",area:["100%",r+d+55*e.content.length+"px"],shade:.1,shadeClose:e.shadeClose,id:e.id||"",content:`<div class="jmSheet ${e.addClass||""}">
+                    ${f}
+                    <ul>${s}</ul>
+                    ${c}
+                </div>`});t(`#layui-layer${l} .jmSheet .close`).on("click",function(){n.close(l)}),t(`#layui-layer${l} .jmSheet`).on("click","li",function(){e.callback(t(this).index(),this,e.content[t(this).index()])})}};u("jmSheet",y)}).link(layui.cache.base+"jmSheet/jmSheet.css?v="+new Date().getTime());