(bug) unable to show project step image in markdown file

CHANGELOG.md

@@ -1,5 +1,7 @@
 # Changelog Fab-manager
 
+- Fix a bug: unable to show project step image in markdown file
+
 ## v6.0.8 2023 July 03
 
 - Improved projects list filter

app/services/project_to_markdown.rb

@@ -24,7 +24,7 @@ class ProjectToMarkdown
         md << ReverseMarkdown.convert(project_step.description.to_s)
 
         project_step.project_step_images.each_with_index do |image, i|
-          md << "![#{I18n.t('app.shared.project.step_image')} #{i+1}](#{full_url(project.project_image.attachment.url)})"
+          md << "![#{I18n.t('app.shared.project.step_image')} #{i+1}](#{full_url(image.attachment.url)})"
         end
       end
     end
@@ -85,4 +85,4 @@ class ProjectToMarkdown
   def full_url(path)
     "#{Rails.application.routes.url_helpers.root_url[...-1]}#{path}"
   end
-end
+end