Use correct syntax in erb block
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@ -35,15 +35,19 @@ Many attachments:
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class Message < ApplicationRecord
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has_many_attached :images
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end
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```
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```erb
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<%= form_with model: @message do |form| %>
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<%= form.text_field :title, placeholder: "Title" %><br>
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<%= form.text_area :content %><br><br>
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<%= form.file_field :images, multiple: true %><br>
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<%= form.submit %>
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<% end %>
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```
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```ruby
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class MessagesController < ApplicationController
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def create
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message = Message.create! params.require(:message).permit(:title, :content)
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