docs: refine properties, add migration guide

Author: hunterliu1003

docs/content/en/guide/properties.md

@@ -5,6 +5,39 @@ category: Guide
 position: 4
 ---
 
+## Overview the default value of properties 
+
+```vue
+<template>
+  <vue-final-modal
+    :name="null"
+    :value="false"
+    :ssr="true"
+    :classes="false"
+    overlay-class=""
+    content-class=""
+    styles=""
+    overlay-style=""
+    content-style=""
+    :lock-scroll="true"
+    :hide-overlay="false"
+    :click-to-close="true"
+    :esc-to-close="false"
+    :prevent-click="false"
+    :attach="false"
+    transition="vfm"
+    overlay-transition="vfm"
+    :z-index-auto="true"
+    :z-index-base="1000"
+    :z-index="false"
+    :focus-retain="true"
+    :focus-trap="false"
+  >
+    ...modal content
+  </vue-final-modal>
+</template>
+```
+
 ## `name`
 
 - Type: `String`

docs/content/en/migration.md

@@ -0,0 +1,15 @@
+---
+title: Migration from 0.x, 1.x
+description: 'Discover how you can use Vue Final Modal with TypeScript.'
+category: Advanced
+position: 13
+fullscreen: true
+---
+
+## Breaking change
+
+## What's New?
+
+## 0.x to 2.x for Vue 2
+
+## 1.x to 3.x for Vue 3