feat: update documentation

LICENSE

@@ -1,4 +1,4 @@
-Copyright © 2024 RamiusLr
+Copyright © 2024-2025 RamiusLr
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the “Software”), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
 

README.md

@@ -8,18 +8,22 @@ This may be for you: `bak myfile`
 
 # Options
 ```console
-Usage: bak [OPTIONS] <FILENAME>
+Usage: bak [FILE] [COMMAND]
+
+Commands:
+  res   
+  del   
+  help  Print this message or the help of the given subcommand(s)
 
 Arguments:
-  <FILENAME>  Specify the filename to backup
+  [FILE]  File to backup (used if no subcommand is provided)
 
 Options:
-  -d, --delete   Add this flag to delete the backup file
   -h, --help     Print help
   -V, --version  Print version
 ```
 
 # License
 ```console
-MIT License Copyright (c) 2024 ramiuslr
+MIT License Copyright (c) 2024-2025 ramiuslr
 ```