refactor：删除已弃用的组件和样式，迁移到 Tailwind CSS

- 改进项目页面、网站页面、友链页面
- 从 styles.css 中移除全局样式。
- 添加 tailwind.config.ts 以配置 Tailwind CSS。
- 更新 tsconfig.json，加入 Vue 组件的新路径映射。

nuxt.config.ts

@@ -1,22 +1,57 @@
 import { defineNuxtConfig } from "nuxt/config";
-import siteConfig from "./src/config/siteConfig";
+import siteConfig from "./app/config/siteConfig";
+import tailwindcss from "@tailwindcss/vite";
 
 export default defineNuxtConfig({
     compatibilityDate: "2025-12-12",
-    srcDir: "src/",
-    css: ["~/styles.css"],
+    srcDir: "app/",
+    // 禁用 Vue Router 的非关键警告
+    vue: {
+        compilerOptions: {
+            isCustomElement: (tag) => tag.startsWith("ion-"),
+        },
+    },
+    // Tailwind CSS 集成
+    css: ["~/styles.global.css"],
+    vite: {
+        plugins: [tailwindcss()],
+    },
     app: {
         head: {
             title: siteConfig.siteMeta.title,
-            link: [{ rel: "icon", href: siteConfig.siteMeta.icon }],
+            link: [
+                { rel: "icon", href: siteConfig.siteMeta.icon },
+                // Font Awesome CDN 预加载和优化
+                {
+                    rel: "preload",
+                    as: "style",
+                    href: "https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.1/css/all.min.css",
+                    crossorigin: "anonymous",
+                },
+                {
+                    rel: "preload",
+                    as: "font",
+                    href: "https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.1/webfonts/fa-solid-900.woff2",
+                    type: "font/woff2",
+                    crossorigin: "anonymous",
+                },
+                {
+                    rel: "preload",
+                    as: "font",
+                    href: "https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.1/webfonts/fa-brands-400.woff2",
+                    type: "font/woff2",
+                    crossorigin: "anonymous",
+                },
+            ],
         },
     },
-    // nitro: {
-    //     prerender: {
-    //         crawlLinks: true,
-    //         routes: ["/sitemap.xml", "/rss.xml"],
-    //     },
-    // },
+    nitro: {
+        prerender: {
+            crawlLinks: true,
+            // routes: ["/sitemap.xml", "/rss.xml"],
+        },
+        minify: true,
+    },
     runtimeConfig: {
         smtpHost: process.env.SMTP_HOST ?? "",
         smtpPort: Number(process.env.SMTP_PORT ?? 465),