```ruby
difficulty 4
description "You have committed several times but would like all those changes to be one commit."

setup do
  repo.init
  FileUtils.touch(".hidden")
  repo.add("hidden")
  repo.commit_all("Initial Commit")
  FileUtils.touch("README")
  repo.add("README")
  repo.commit_all("Adding README")
  File.open("README", 'w') { |f| f.write("hey there") }
  repo.add("README")
  repo.commit_all("Updating README")
  File.open("README", 'a') { |f| f.write("\nAdding some more text") }
  repo.add("README")
  repo.commit_all("Updating README")
  File.open("README", 'a') { |f| f.write("\neven more text") }
  repo.add("README")
  repo.commit_all("Updating README")
end

solution do
  repo.commits.length == 2
end

hint do
  puts "Take a look the `-i` flag of the rebase command."
end
```

Fix typo that prevented ".hidden" to be commited
user
```ruby
difficulty 4
description "You have committed several times but would like all those changes to be one commit."

setup do
  repo.init
  FileUtils.touch(".hidden")
  repo.add(".hidden")
  repo.commit_all("Initial Commit")
  FileUtils.touch("README")
  repo.add("README")
  repo.commit_all("Adding README")
  File.open("README", 'w') { |f| f.write("hey there") }
  repo.add("README")
  repo.commit_all("Updating README")
  File.open("README", 'a') { |f| f.write("\nAdding some more text") }
  repo.add("README")
  repo.commit_all("Updating README")
  File.open("README", 'a') { |f| f.write("\neven more text") }
  repo.add("README")
  repo.commit_all("Updating README")
end

solution do
  repo.commits.length == 2
end

hint do
  puts "Take a look the `-i` flag of the rebase command."
end
```
assistant