Add Lexend captcha

Author: foxeddev

src/lib/server/captcha.ts

@@ -39,6 +39,12 @@ const captchas: { name: string; prefix?: string; heading: string; shuffle?: bool
     shuffle: true,
     correct: [false, true, true, true, true, true, false, true, false],
   },
+  {
+    name: "lexend",
+    heading: "Lexend.",
+    shuffle: true,
+    correct: [true, false, true, true, true, false, false, false, false],
+  },
 ];
 
 function shuffle(arr: any[]) {