chore: delete code light theme, like chatgpt (#186)

components/Markdown/CodeBlock.tsx

@@ -6,18 +6,14 @@ import { IconCheck, IconClipboard, IconDownload } from '@tabler/icons-react';
 import { FC, useState } from 'react';
 import { useTranslation } from 'next-i18next';
 import { Prism as SyntaxHighlighter } from 'react-syntax-highlighter';
-import {
-  oneDark,
-  oneLight,
-} from 'react-syntax-highlighter/dist/cjs/styles/prism';
+import { oneDark } from 'react-syntax-highlighter/dist/cjs/styles/prism';
 
 interface Props {
   language: string;
   value: string;
-  lightMode: 'light' | 'dark';
 }
 
-export const CodeBlock: FC<Props> = ({ language, value, lightMode }) => {
+export const CodeBlock: FC<Props> = ({ language, value }) => {
   const { t } = useTranslation('markdown');
   const [isCopied, setIsCopied] = useState<Boolean>(false);
 
@@ -65,6 +61,7 @@ export const CodeBlock: FC<Props> = ({ language, value, lightMode }) => {
     <div className="codeblock relative font-sans text-[16px]">
       <div className="flex items-center justify-between py-1.5 px-4">
         <span className="text-xs lowercase text-white">{language}</span>
+
         <div className="flex items-center">
           <button
             className="flex items-center rounded bg-none py-0.5 px-2 text-xs text-white focus:outline-none"
@@ -88,7 +85,7 @@ export const CodeBlock: FC<Props> = ({ language, value, lightMode }) => {
 
       <SyntaxHighlighter
         language={language}
-        style={lightMode === 'light' ? oneLight : oneDark}
+        style={oneDark}
         customStyle={{ margin: 0 }}
       >
         {value}