[36mUsage: [m[33msub-settings[m [36m[[m[37m--config-file[m [33mFILE_PATH[m[36m][m [37m--foo-bar-quux[m [33mSTR[m

example with a sub settings

[36mAvailable settings[m:
  [34mShow this help text[m
  switch: [37m-h[m[36m|[m[37m--help[m

  [34mOutput version information: 0.0.0[m
  switch: [37m--version[m

  [34mPath to the configuration file[m
  option: [37m--config-file[m [33mFILE_PATH[m
  env: [37mCONFIG_FILE[m [33mFILE_PATH[m

  [34mExample with sub-settings[m
  option: [37m--foo-bar-quux[m [33mSTR[m
  env: [37mFOO_BAR_QUUX[m [33mSTR[m
  config:
    [37mfoo.bar.quux[m: # [32mor null[m
      [33m<string>[m

