Create virus scan model to store clamav result

app/models/virus_scan.rb

@@ -0,0 +1,17 @@
+class VirusScan < ApplicationRecord
+  belongs_to :champ
+
+  enum status: {
+    pending: 'pending',
+    safe: 'safe',
+    infected: 'infected',
+  }
+
+  validates :champ_id, uniqueness: { scope: :blob_key }
+
+  after_create :perform_scan
+
+  def perform_scan
+    AntiVirusJob.perform_later(self)
+  end
+end