refac

src/lib/utils/katex-extension.ts

@@ -8,7 +8,7 @@ const DELIMITER_LIST = [
 	{ left: '\\(', right: '\\)', display: false },
 	{ left: '( ', right: ' )', display: false },
 	{ left: '\\[', right: '\\]', display: true },
-	{ left: '[', right: ']', display: true }
+	{ left: '[ ', right: ' ]', display: true }
 ];
 
 // const DELIMITER_LIST = [