```ruby
require "bundler/setup"
require "symbolic_math"
require "pry"

RSpec.configure do |config|
  # Enable flags like --only-failures and --next-failure
  config.example_status_persistence_file_path = ".rspec_status"

  config.expect_with :rspec do |c|
    c.syntax = :expect
  end
end
```

Allow focus: true to work
user
```ruby
require "bundler/setup"
require "symbolic_math"
require "pry"

RSpec.configure do |config|
  # Enable flags like --only-failures and --next-failure
  config.example_status_persistence_file_path = ".rspec_status"

  config.expect_with :rspec do |c|
    c.syntax = :expect
  end

  # These two settings work together to allow you to limit a spec run
  # to individual examples or groups you care about by tagging them with
  # `:focus` metadata. When nothing is tagged with `:focus`, all examples
  # get run.
  config.filter_run :focus
  config.run_all_when_everything_filtered = true
end
```
assistant