First commit!

app/models/request_host.rb

@@ -0,0 +1,19 @@
+class RequestHost < ApplicationRecord
+  validates :hostname, presence: true, uniqueness: true
+  validates :usage_count, presence: true, numericality: { greater_than: 0 }
+
+  has_many :events, dependent: :nullify
+
+  # Class method to find or create a host
+  def self.find_or_create_host(hostname)
+    find_or_create_by(hostname: hostname) do |host|
+      host.usage_count = 1
+      host.first_seen_at = Time.current
+    end
+  end
+
+  # Increment usage count
+  def increment_usage!
+    increment!(:usage_count)
+  end
+end