feat: add countTo components

src/views/welcome.vue

@@ -2,16 +2,19 @@
   <div class="welcome">
     <!-- <a title="欢迎Star" href="https://github.com/xiaoxian521/CURD-TS" target="_blank">点击打开仓库地址</a> -->
     <flop />
+    <CountTo prefix="$" :startVal="1" :endVal="200" />
   </div>
 </template>
 
 <script lang='ts'>
-import flop from "../components/flop/index.vue"
+import flop from "../components/flop/index.vue";
+import CountTo from "../components/countTo/src/index.vue";
 export default {
   name: "welcome",
   components: {
-    flop
-  },
+    flop,
+    CountTo
+  }
 };
 </script>