translation and little format fixture

app/src/views/ChooseUsernamePage.vue

@@ -8,21 +8,24 @@ import { checkUsername, chooseUsername } from '../utils/auth'
 async function check({ username, error }) {
   if (username) {
     if (!isValidUsername(username)) {
-      error('Invalid username.')
+      // error('Invalid username.')
+      error('無效的帳號名稱')
       return
     }
     try {
       await checkUsername(username)
     } catch (err) {
       if (err instanceof TooManyRequestsError) {
-        error('Too many requests. Try again in 2 minutes.')
+        // error('Too many requests. Try again in 2 minutes.')
+        error('太多請求，兩分鐘後再試一次。')
         return
       }
       if (err instanceof ValidationError) {
         error(err.message)
         return
       }
-      error('Something went wrong. Please try again later.')
+      // error('Something went wrong. Please try again later.')
+      error('出了點問題，請再試一次。')
     }
   }
 }
@@ -33,7 +36,8 @@ async function handleSubmit({ username, success, error }) {
     success()
   } catch (err) {
     if (err instanceof TooManyRequestsError) {
-      error('Too many requests. Try again in 2 minutes.')
+      // error('Too many requests. Try again in 2 minutes.')
+      error('太多請求，兩分鐘後再試一次。')
       return
     }
     if (err instanceof ValidationError) {