feat: publicize doc implemetation

one/docs/demo/form/readonly.vue

@@ -0,0 +1,38 @@
+<template>
+<article>
+  <section>
+    <veui-checkbox v-model="readonly">
+      只读
+    </veui-checkbox>
+  </section>
+  <veui-form
+    :data="formData"
+    :readonly="readonly"
+  >
+    <veui-field label="姓名：">
+      <veui-input v-model="formData.name"/>
+    </veui-field>
+  </veui-form>
+</article>
+</template>
+
+<script>
+import { Form, Field, Input, Checkbox } from 'veui'
+
+export default {
+  components: {
+    'veui-checkbox': Checkbox,
+    'veui-form': Form,
+    'veui-field': Field,
+    'veui-input': Input
+  },
+  data () {
+    return {
+      readonly: true,
+      formData: {
+        name: ''
+      }
+    }
+  }
+}
+</script>