fixed an error and removed old files

Author: Ciphrox

src/assets/styles/letter.css

@@ -2,7 +2,7 @@
 
 import '@/assets/styles/alphabet.css';
 import Letter from '@/components/Letter.astro';
-import { LetterEntity } from '@/types';
+import { type LetterEntity } from '@/types';
 
 type Props =  {
   title: string;

src/components/Alphabet.astro

@@ -0,0 +1,4 @@
+export type LetterEntity = {
+  letter: string;
+  code: string | number;
+};

src/pages/career.astro

@@ -1,3 +1,5 @@
 export type { LinkProps } from "./link";
+export type { LetterEntity } from "./alphabet";
+
 
 export type { BlogCardProps, BlogMeta, BlogPost } from "./blog";