refactor: inline ScreenshotNamerDSL into DSL module

8-line module in a separate file with pure delegation.
Move screenshot_section, screenshot_group, and screenshot_namer
directly into DSL. Delete the file.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: pftg

docs/simplest_comparator.rb

@@ -5,7 +5,6 @@
 require "capybara/screenshot/diff/utils"
 require "capybara/screenshot/diff/image_compare"
 require "capybara_screenshot_diff/snap_manager"
-require "capybara/screenshot/diff/screenshot_namer_dsl"
 require "capybara/screenshot/diff/screenshoter"
 require "capybara/screenshot/diff/reporters/default"
 

lib/capybara/screenshot/diff/screenshot_namer_dsl.rb

@@ -4,7 +4,7 @@
 require "capybara/screenshot/diff/drivers"
 require "capybara/screenshot/diff/image_compare"
 require "capybara/screenshot/diff/screenshot_matcher"
-require "capybara/screenshot/diff/screenshot_namer_dsl"
+require "capybara_screenshot_diff/screenshot_namer"
 require "capybara_screenshot_diff/screenshot_assertion"
 
 module CapybaraScreenshotDiff
@@ -16,7 +16,14 @@ module CapybaraScreenshotDiff
   # to provide screenshot comparison capabilities.
   module DSL
     include Capybara::DSL
-    include Capybara::Screenshot::Diff::ScreenshotNamerDSL
+
+    def screenshot_section(name)
+      screenshot_namer.section = name
+    end
+
+    def screenshot_group(name)
+      screenshot_namer.group = name
+    end
 
     # Takes a screenshot and optionally compares it against a baseline image.
     #
@@ -87,5 +94,9 @@ def build_screenshot_assertion(name, options, skip_stack_frames: 0)
         .new(name, options)
         .build_screenshot_assertion(skip_stack_frames: skip_stack_frames + 1)
     end
+
+    def screenshot_namer
+      CapybaraScreenshotDiff.screenshot_namer
+    end
   end
 end