feat(table): columns 配置 新增 customSlot 自定义插槽

docs/docs/zh-CN/components/table.md

@@ -4,6 +4,10 @@
   <lay-table :columns="columns" :dataSource="dataSource">
     <template v-slot:username="{ data }"> {{data.username}} </template>
     <template v-slot:password="{ data }"> {{data.password}} </template>
+    <template v-slot:operator="{ data }">
+      <lay-button type="primary">修改</lay-button>
+      <lay-button type="primary">删除</lay-button>
+    </template>
   </lay-table>
 </template>
 
@@ -28,54 +32,11 @@ export default {
         title:"年龄",
         width: "180px",
         key:"age"
-      }
-    ]
-
-    const dataSource = [
-      {username:"root", password:"root", age:"18"},
-      {username:"woow", password:"woow", age:"20"}
-    ]
-
-    return {
-      columns,
-      dataSource
-    }
-  }
-}
-</script>
-
-:::
-
-::: demo
-
-<template>
-  <lay-table :columns="columns" :dataSource="dataSource">
-    <template v-slot:username="{ data }"> {{data.username}} </template>
-    <template v-slot:password="{ data }"> {{data.password}} </template>
-  </lay-table>
-</template>
-
-<script>
-import { ref } from 'vue'
-
-export default {
-  setup() {
-
-    const columns = [
-      {
-        title:"账户",
-        width:"200px",
-        slot:"username",
-        key:"username"
       },{
-        title:"密码",
+        title:"操作",
         width: "180px",
-        slot:"password",
-        key:"password"
-      },{
-        title:"年龄",
-        width: "180px",
-        key:"age"
+        customSlot:"operator",
+        key:"operator"
       }
     ]