fix: anchor provide not work

components/anchor/Anchor.jsx

@@ -1,4 +1,4 @@
-import { inject } from 'vue';
+import { inject, provide } from 'vue';
 import PropTypes from '../_util/vue-types';
 import classNames from 'classnames';
 import addEventListener from '../vc-util/Dom/addEventListener';
@@ -99,11 +99,6 @@ export default {
     showInkInFixed: false,
     getContainer: getDefaultContainer,
   }),
-  setup() {
-    return {
-      configProvider: inject('configProvider', ConfigConsumerProps),
-    };
-  },
   data() {
     this.links = [];
     this._sPrefixCls = '';
@@ -111,9 +106,8 @@ export default {
       activeLink: null,
     };
   },
-  provide() {
-    return {
-      antAnchor: {
+  created() {
+    provide('antAnchor', {
       registerLink: link => {
         if (!this.links.includes(link)) {
           this.links.push(link);
@@ -127,11 +121,14 @@ export default {
       },
       $data: this.$data,
       scrollTo: this.handleScrollTo,
+    });
+    provide('antAnchorContext', this);
   },
-      antAnchorContext: this,
+  setup() {
+    return {
+      configProvider: inject('configProvider', ConfigConsumerProps),
     };
   },
-
   mounted() {
     this.$nextTick(() => {
       const { getContainer } = this;