feat: update footer link formatting and add shadcn-nuxt integration

- Refactored footer.vue to improve link formatting.
- Updated nuxt.config.ts to include shadcn-nuxt and added necessary HTML attributes and meta tags for SEO.
- Added new dependencies in package.json for class-variance-authority, clsx, lucide-vue-next, reka-ui, shadcn-nuxt, tailwind-merge, and tailwindcss-animate.
- Cleaned up unused template tags in headlines.vue, index.vue, and news/[provider]/[slug].vue.
- Simplified sources.vue template structure.
- Improved login.vue styles for better animation.
- Enhanced google.ts API handler for better error handling and code clarity.
- Updated find/newsOrg.ts to ensure consistent code style.
- Added CSS variables and improved Tailwind configuration in main.css and tailwind.config.js.
- Created components.json for shadcn integration and added new UI components (Alert, Button, Progress) with respective styles and variants.
- Implemented utility functions in utils.ts for class name merging and value updating.

README.md

@@ -1,7 +1,9 @@
 # 新聞解析 / News Analyze
 
 ## Why?
+
 我們使用這個新聞來舉例：
+
 ```
 朱立倫批政府像希特勒德國在台協會：不應為政治扭曲歷史| 政治 - 中央社 CNA
 5/7/2025, 11:17:00 PM
@@ -12,9 +14,11 @@
   - 「朱立倫道歉」！亂比喻遭德國、以色列譴責 民進黨：賠上台灣國際名譽 - 奇摩新聞
   - 洪聖斐觀點》獨裁餘毒罵人「法西斯」 朱立倫東施效顰共產黨| 政治 - Newtalk新聞
 ```
+
 你會看到許多觀點，但不知道這些新聞為什麼會寫比較偏見的文章。
 
 ## Stack:
+
 - Postgres
 - Passport.js
 - Tailwind
@@ -25,4 +29,4 @@
 - Minio S3
 - Nuxt i18N
 - BunJS
-- Groq
+- Groq