man.txt

.Dd $Mdocdate$
.Dt big-config 1
.Os
.Sh NAME
.Nm big-config
.Nd example with a big configuration
.Sh VERSION
0.0.0
.Sh SYNOPSIS
big-config (-h|--help) | --version | (--config-file FILE_PATH)
.Sh SETTINGS
  Show this help text
  switch: -h|--help

  Output version information: 0.0.0
  switch: --version

  Path to the configuration file
  option: --config-file FILE_PATH
  env: CONFIG_FILE FILE_PATH
  
  multi-line config codec explanation, the same option twice.
  config:
    big: # or null
      <key>: 
        <key>: 
          <number> # 64 bit signed integer
  

.Sh OPTIONS
  -h|--help     Show this help text               
  --version     Output version information: 0.0.0 
  --config-file Path to the configuration file    

.Sh ENVIRONMENT VARIABLES
  CONFIG_FILE FILE_PATH   Path to the configuration file

.Sh CONFIGURATION VALUES
  multi-line config codec explanation, the same option twice.
  big:
    # or null
    <key>: 
      <key>: 
        <number> # 64 bit signed integer