DEV: Revert rails 7.1 upgrade (#27522)

* Revert "FIX: Set `override_level` on Logster loggers (#27519)"

This reverts commit c1b0488c54.

* Revert "DEV: Make parameters optional to all FakeLogger methods"

This reverts commit 3318dad7b4.

* Revert "FIX: Remove references to `Rails.logger.chained`"

This reverts commit f595d599dd.

* Revert "DEV: Upgrade Rails to 7.1"

This reverts commit 081b00391e.

lib/hijack.rb

@@ -53,10 +53,10 @@ module Hijack
           # this trick avoids double render, also avoids any litter that the controller hooks
           # place on the response
           instance = controller_class.new
-          response = ActionDispatch::Response.new.tap { _1.request = request_copy }
-          instance.set_response!(response)
-          instance.set_request!(request_copy)
+          response = ActionDispatch::Response.new
+          instance.response = response
 
+          instance.request = request_copy
           original_headers&.each { |k, v| instance.response.headers[k] = v }
 
           view_start = Process.clock_gettime(Process::CLOCK_MONOTONIC)