CLDC-4280: add time travel behaviour for staging (and check on test first)

Gemfile

@@ -103,6 +103,10 @@ group :development do
   gem "rubocop-rails", require: false
 end
 
+group :test, :staging do
+  gem "timecop", "~> 0.9.4"
+end
+
 group :test do
   gem "axe-core-rspec"
   gem "capybara", require: false
@@ -111,7 +115,6 @@ group :test do
   gem "rspec-rails", require: false
   gem "selenium-webdriver", require: false
   gem "simplecov", require: false
-  gem "timecop", "~> 0.9.4"
   gem "webmock", require: false
 end
 

config/initializers/timecop.rb

@@ -0,0 +1,4 @@
+if Rails.env.test?
+  require "timecop"
+  Timecop.travel(Time.zone.local(2026, 4, 1))
+end