修复Base64预处理器未能正确处理某些订阅的问题

web/src/components/ProxyList.vue

@@ -108,12 +108,9 @@ export default {
     }
   },
   methods: {
-    refresh() {
-      axios.post(`/utils/refresh`, {url: this.sub}).then(() => {
-        this.fetch();
-      }).catch(err => {
-        this.$store.commit("SET_ERROR_MESSAGE", err.response.data.message);
-      })
+    async refresh() {
+      await axios.post(`/utils/refresh`, {url: this.sub});
+      await this.fetch();
     },
 
     async fetch() {

web/src/views/Subscription.vue

@@ -253,8 +253,13 @@ export default {
     createCol() {
       this.$router.push("/collection-edit/UNTITLED")
     },
-    refreshProxyList() {
-      this.$refs.proxyList.refresh();
+    async refreshProxyList() {
+      try {
+        await this.$refs.proxyList.refresh();
+        this.$store.commit("SET_SUCCESS_MESSAGE", "刷新成功！");
+      } catch (err) {
+        this.$store.commit("SET_ERROR_MESSAGE", err.response.data.message);
+      }
     },
     getIconClass(url) {
       return url.indexOf('#invert') !== -1 && !this.$store.state.settings.theme.darkMode ? 'invert' : ''