squashed identity proof updates (#10375)

app/lib/proof_provider/keybase.rb

@@ -1,7 +1,8 @@
 # frozen_string_literal: true
 
 class ProofProvider::Keybase
-  BASE_URL = 'https://keybase.io'
+  BASE_URL = ENV.fetch('KEYBASE_BASE_URL', 'https://keybase.io')
+  DOMAIN = ENV.fetch('KEYBASE_DOMAIN', Rails.configuration.x.local_domain)
 
   class Error < StandardError; end
 

app/lib/proof_provider/keybase/config_serializer.rb

@@ -14,7 +14,7 @@ class ProofProvider::Keybase::ConfigSerializer < ActiveModel::Serializer
   end
 
   def domain
-    Rails.configuration.x.local_domain
+    ProofProvider::Keybase::DOMAIN
   end
 
   def display_name
@@ -66,6 +66,6 @@ class ProofProvider::Keybase::ConfigSerializer < ActiveModel::Serializer
   end
 
   def contact
-    [Setting.site_contact_email.presence].compact
+    [Setting.site_contact_email.presence || 'unknown'].compact
   end
 end

app/lib/proof_provider/keybase/verifier.rb

@@ -49,14 +49,10 @@ class ProofProvider::Keybase::Verifier
 
   def query_params
     {
-      domain: domain,
+      domain: ProofProvider::Keybase::DOMAIN,
       kb_username: @provider_username,
       username: @local_username,
       sig_hash: @token,
     }
   end
-
-  def domain
-    Rails.configuration.x.local_domain
-  end
 end