Updated various permission and message keys in the codebase and all language files for consistency. Also added missing keys and fixed minor typos in several language files.
Integrated python-dotenv to load environment variables and updated Settings to use values from either the provided dictionary or environment. Added python-dotenv to requirements.txt.
* Updated the placeholder name for clarity
* Added voice status
* Dump bot version
* Added global template for voice status
* Added new placeholder
* Updated settings view
