add devise async

Gemfile.lock

@@ -137,6 +137,9 @@ GEM
       railties (>= 4.1.0)
       responders
       warden (~> 1.2.3)
+    devise-async (1.0.0)
+      activejob (>= 5.0)
+      devise (>= 4.0)
     domain_name (0.5.20190701)
       unf (>= 0.0.5, < 1.0.0)
     erubi (1.12.0)
@@ -373,6 +376,8 @@ GEM
       activesupport (>= 5.2)
       sprockets (>= 3.0.0)
     ssrf_filter (1.1.1)
+    sucker_punch (3.1.0)
+      concurrent-ruby (~> 1.0)
     tailwindcss-rails (2.0.21-x86_64-linux)
       railties (>= 6.0.0)
     temple (0.10.0)
@@ -434,6 +439,7 @@ DEPENDENCIES
   carrierwave (>= 3.0.0.beta, < 4.0)
   debug
   devise
+  devise-async
   guard
   guard-minitest
   haml-rails
@@ -453,6 +459,7 @@ DEPENDENCIES
   simple_form (= 5.1.0)
   simple_form_tailwind_css
   sprockets-rails
+  sucker_punch (~> 3.1)
   tailwindcss-rails
   thredded (~> 1.0)
   web-console