code: def start(component, exact):
      # type: (str) -> None
      
      from peltak.extra.gitflow import logic
      logic.release.start(component, exact)
docs: Create a new release.
  
      It will bump the current version number and create a release branch called
      `release/<version>` with one new commit (the version bump).
  
      **Example Config**::
  
          \b
          version_file: 'src/mypkg/__init__.py'
  
      **Examples**::
  
          \b
          $ peltak release start patch    # Make a new patch release
          $ peltak release start minor    # Make a new minor release
          $ peltak release start major    # Make a new major release
          $ peltak release start          # same as start patch