README.md in importo-2.0.5 vs README.md in importo-3.0.9

@@ -24,26 +24,30 @@
   introduction %i[what columns required_column first_line save_locally translated more_information]
 
   column attribute: :id
 
   # attributes
-  column attribute: :name
-  column attribute: :number
+  column attribute: :name, required: true
   column attribute: :description, strip_tags: false
+  column attribute: :number, export: { format: 'text', value: ->(record) { record.number }, example: 'FLAG-NLD-001' }, style: {b: true}
+  column attribute: :expires_on, export: { format: 'dd/mm/yyyy h:mm'}
+  column name: :price, export: { format: 'number', value: ->(record) { record.price } }
   column attribute: :images do |value|
     value.split(',').map do |image|
       uri = URI.parse(image)
 
       { filename: File.basename(uri.to_s), io: URI.open(uri) }
     end
   end
+  column name: :kitting_component_product, delay: ->(value) {value.present? ? 5 : 0 }
 
   def export_scope
     Current.account.products
   end
 end
 ```
+export args for column is optional, format takes excel custom format codes default is General  
 
 You should add translations to your locale files:
 
 ```yaml
 en:
@@ -60,24 +64,37 @@
       column:
         name: Name
         number: Number
         description: Description
         images: Images
-      explanation:
-        id: Record-id, only needed if you want to update an existing record
+        kitting_component_product: Component Product
+      # Shown in note in import sheet
       hint:
         id: 36 characters, existing of hexadecimal numbers, separated by dashes
         images: Allows multiple image urls, separated by comma
-      introduction: null
+      # Below items are show in explanation sheet
+      explanation:
+        id: Record-id, only needed if you want to update an existing record
+      example:
+        id: 12345678-1234-1234-1234-123456789012
+        name: TEST-123
+        number: TEST-123
+        description: Test product
+      value:
+        id: Optional
+
 ```
 
 ## Installation
 
 Add this line to your application's Gemfile:
 
 ```ruby
 gem 'importo'
 ```
+
+Importo depends on Sidekiq Pro's batch functionality, 
+though you can use [sidekiq-batch](https://github.com/entdec/sidekiq-batch) as a drop-in for that.
 
 And then execute:
 
 ```bash
 $ bundle