refactor(i18n): consolidate Lang type imports to types/i18n

Move all Lang type imports from various locations to a centralized location in types/i18n for better maintainability and consistency

src/components/SkillsMarquee.tsx

@@ -22,7 +22,6 @@ const allSkills: SkillItem[] = [
   { name: "Node.js", icon: "nodejs" },
   { name: "Express.js", icon: "express" },
   { name: "Nest.js", icon: "nestjs" },
-  // { name: "Fastify.js", icon: "fastify" },
   { name: "Hono.js", icon: "nodejs" }, // Using nodejs icon as fallback
   
   // Database & Storage

src/components/blog/BlogList.astro

@@ -1,5 +1,6 @@
 ---
-import { type BlogPost, type Lang } from '@/types';
+import { type BlogPost } from '@/types';
+import { type Lang } from '@/types/i18n';
 import { getBlogBaseUrl, filterPostsByCategory, filterPostsByTag, sortPostsByDate } from '@/utils/blog-utils';
 
 interface Props {

src/components/blog/CategoryCard.astro

@@ -1,6 +1,6 @@
 ---
 import { Tag } from 'lucide-react';
-import { type Lang } from '@/i18n/utils';
+import { type Lang } from '@/types/i18n';
 import { defaultLang } from '@/i18n/ui';
 import { getBlogBaseUrl, extractCategories } from '@/utils/blog-utils';
 

src/components/blog/PostMeta.astro

@@ -1,5 +1,5 @@
 ---
-import { type Lang } from '@/i18n/utils';
+import { type Lang } from '@/types/i18n';
 import { useTranslations } from '@/i18n/utils';
 
 export interface Props {

src/components/blog/TagCard.astro

@@ -1,6 +1,6 @@
 ---
 import { Hash } from 'lucide-react';
-import { type Lang } from '@/i18n/utils';
+import { type Lang } from '@/types/i18n';
 import { defaultLang } from '@/i18n/ui';
 import { getBlogBaseUrl, extractTags } from '@/utils/blog-utils';
 

src/components/layout/BlogNavigation.astro

@@ -1,6 +1,6 @@
 ---
 import { type BlogPost as BaseBlogPost } from '@/types';
-import { type Lang } from '@/i18n/utils';
+import { type Lang } from '@/types/i18n';
 
 // Get current path and language information
 const currentPath = Astro.url.pathname;

src/components/layout/TableOfContents.astro

@@ -1,5 +1,5 @@
 ---
-import { type Lang } from '@/types';
+import { type Lang } from '@/types/i18n';
 import { ScrollArea } from '@/components/ui/scroll-area';
 
 interface Props {