feat: 添加 Vant 组件库支持，优化 toast 消息显示逻辑

vite.config.ts

@@ -2,6 +2,7 @@ import fs from "node:fs";
 import path from "node:path";
 import process from "node:process";
 import tailwindcss from "@tailwindcss/vite";
+import { VantResolver } from "@vant/auto-import-resolver";
 import legacy from "@vitejs/plugin-legacy";
 import vue from "@vitejs/plugin-vue";
 import jsx from "@vitejs/plugin-vue-jsx";
@@ -33,12 +34,12 @@ export default defineConfig(({ mode }) => {
       autoImport({
         dirs: ["src/composables", "src/utils", "src/store"],
         imports: ["vue", "vue-router", "@vueuse/core", "vue-i18n", "pinia"],
-        resolvers: [IonicResolver()],
+        resolvers: [IonicResolver(), VantResolver()],
         vueTemplate: true,
       }),
       components({
         directoryAsNamespace: true,
-        resolvers: [IonicResolver(), iconsResolver({ prefix: "i" })],
+        resolvers: [IonicResolver(), VantResolver(), iconsResolver({ prefix: "i" })],
       }),
       VitePWA({
         registerType: "autoUpdate",