```ruby
require "card_sharks/version"
require "card_sharks/card"
require "card_sharks/deck"

module CardSharks
  # Your code goes here...
end
```

Update file to include required files
user
```ruby
require "card_sharks/version"
require "card_sharks/card"
require "card_sharks/deck"
require "card_sharks/blackjack"
require "card_sharks/player"
require "card_sharks/dealer"

module CardSharks
  # Your code goes here...
end
```
assistant