Merge branch 'main' into glitch-soc/merge-upstream

Conflicts:
- `README.md`:
  Minor upstream change, our README is completely different.
  Kept ours.
- `lib/tasks/assets.rake`:
  glitch-soc has extra code to deal with its theming system,
  upstream changed a line that exists in glitch-soc.
  Applied upstream changes.

app/helpers/application_helper.rb

@@ -67,7 +67,7 @@ module ApplicationHelper
   def link_to_login(name = nil, html_options = nil, &block)
     target = new_user_session_path
 
-    html_options = name if block_given?
+    html_options = name if block
 
     if omniauth_only? && Devise.mappings[:user].omniauthable? && User.omniauth_providers.size == 1
       target = omniauth_authorize_path(:user, User.omniauth_providers[0])
@@ -75,7 +75,7 @@ module ApplicationHelper
       html_options[:method] = :post
     end
 
-    if block_given?
+    if block
       link_to(target, html_options, &block)
     else
       link_to(name, target, html_options)

app/helpers/email_helper.rb

@@ -7,7 +7,7 @@ module EmailHelper
 
   def email_to_canonical_email(str)
     username, domain = str.downcase.split('@', 2)
-    username, = username.gsub('.', '').split('+', 2)
+    username, = username.delete('.').split('+', 2)
 
     "#{username}@#{domain}"
   end

app/helpers/jsonld_helper.rb

@@ -213,7 +213,7 @@ module JsonLdHelper
     end
   end
 
-  def load_jsonld_context(url, _options = {}, &_block)
+  def load_jsonld_context(url, _options = {}, &block)
     json = Rails.cache.fetch("jsonld:context:#{url}", expires_in: 30.days, raw: true) do
       request = Request.new(:get, url)
       request.add_headers('Accept' => 'application/ld+json')
@@ -226,6 +226,6 @@ module JsonLdHelper
 
     doc = JSON::LD::API::RemoteDocument.new(json, documentUrl: url)
 
-    block_given? ? yield(doc) : doc
+    block ? yield(doc) : doc
   end
 end