An enhanced file upload field for Rails forms, powered by web components. Provides drag-and-drop uploads, image previews, and seamless ActiveStorage integration.

• Drag-and-drop file uploads
• Image and video previews
• Direct uploads to ActiveStorage
• Multiple file support
• Form validation (required, accept, size limits)
• Persists attachments through validation errors

Add to your Gemfile:

gem "bard-attachment_field"

In your form:

<%= form.attachment_field :avatar %>
<%= form.attachment_field :documents, multiple: true %>

• multiple: true - Allow multiple file uploads
• accept: "image/*" - Restrict file types
• required: true - Make field required
• preview: false - Disable image previews
• disabled: true - Disable the field

MIT