Loop solutions

Loop the index, to avoid out of range error if the list is exhausted (quite easy to do if the wordlist is modified, as might be what's going on in https://github.com/hannahcode/wordle/issues/63)

src/lib/words.ts

@@ -21,7 +21,7 @@ export const getWordOfDay = () => {
   const nextday = (index + 1) * msInDay + epochMs
 
   return {
-    solution: WORDS[index].toUpperCase(),
+    solution: WORDS[index % WORDS.length].toUpperCase()
     solutionIndex: index,
     tomorrow: nextday,
   }