refactor: improve version management

- Move version number from env to package.json
- Add dynamic version loading with fallback
- Improve error handling for version loading

blog.config.js

@@ -548,7 +548,15 @@ const BLOG = {
     process.env.npm_lifecycle_event === 'export', // 在打包过程中默认开启缓存，开发或运行时开启此功能意义不大。
   isProd: process.env.VERCEL_ENV === 'production' || process.env.EXPORT, // distinguish between development and production environment (ref: https://vercel.com/docs/environment-variables#system-environment-variables)
   BUNDLE_ANALYZER: process.env.ANALYZE === 'true' || false, // 是否展示编译依赖内容与大小
-  VERSION: process.env.NEXT_PUBLIC_VERSION // 版本号
+  VERSION: (() => {
+    try {
+      // 优先使用环境变量，否则从package.json中获取版本号
+      return process.env.NEXT_PUBLIC_VERSION || require('./package.json').version
+    } catch (error) {
+      console.warn('Failed to load package.json version:', error)
+      return '1.0.0' // 缺省版本号
+    }
+  })()
 }
 
 module.exports = BLOG