WIP: Improve Nostr user metadata fetching

Use a multi-step process, caching results in between, while informing
the user about the current steps/progress

app/components/settings/nostr_relay_status_component.rb

@@ -2,9 +2,11 @@
 
 module Settings
   class NostrRelayStatusComponent < ViewComponent::Base
-    def initialize(nip65_event:)
+    def initialize(nip65_event:, relay_url: Setting.nostr_relay_url)
+      @relay_url = relay_url
+
       if nip65_event.present?
-        if relay_urls(nip65_event).any? { |r| r.include?("wss://nostr.kosmos.org") }
+        if relay_urls(nip65_event).include?(@relay_url)
           @text = "You have a relay list, and the Kosmos relay is part of it"
           @icon_name = "check-circle"
           @icon_color = "emerald-500"