Settings page for adding verified nostr pubkeys

app/services/nostr_manager/validate_id.rb

@@ -0,0 +1,11 @@
+module NostrManager
+  class ValidateId < NostrManagerService
+    def initialize(event)
+      @event = Nostr::Event.new(**event)
+    end
+
+    def call
+      @event.id == Digest::SHA256.hexdigest(JSON.generate(@event.serialize))
+    end
+  end
+end

app/services/nostr_manager/verify_signature.rb

@@ -0,0 +1,17 @@
+module NostrManager
+  class VerifySignature < NostrManagerService
+    def initialize(event)
+      @event = Nostr::Event.new(**event)
+    end
+
+    def call
+      Schnorr.check_sig!(
+        [@event.id].pack('H*'),
+        [@event.pubkey].pack('H*'),
+        [@event.sig].pack('H*')
+      )
+    rescue Schnorr::InvalidSignatureError
+      false
+    end
+  end
+end

app/services/nostr_manager_service.rb

@@ -0,0 +1,4 @@
+require "nostr"
+
+class NostrManagerService < ApplicationService
+end