Merge pull request #220 from unikounio/feature/flash-message-timeout-…

…notice-only

フラッシュメッセージがalert typeのときはタイムアウトなしにした

app/views/shared/_flash.html.slim

@@ -1,7 +1,7 @@
 - flash.each do |flash_type, message|
   div(
     data-controller='alert'
-    data-alert-dismiss-after-value='5000'
+    data-alert-dismiss-after-value=('5000' if notice_type?(flash_type))
     class="alert flex items-start p-4 mb-4 rounded-lg shadow-lg \
       max-w-fit mx-auto #{tailwind_classes_for(flash_type)}"
     role='alert'