Huge update!

Features:
- Always Run Toggle: Automatically run unless holding ALT or SHIFT to walk.
- Settings Menu Integration: Easily toggle the feature on or off via the Utilities -> Server menu.
- Localization Support: Supports multiple languages, including English, Russian, French, German, and more.
- Persistent Settings: Saves the player's preference to a file, ensuring it is remembered between sessions.

Usage:
1. Open the spawn menu (Q by default).
2. Navigate to Utilities -> Server.
3. Find the Always Run section.
4. Toggle the checkbox to enable or disable the feature. (default is ON)
5. Your preference will be saved automatically.

Key Bindings:
- ALT: Temporarily walk while Always Run is enabled.
- SHIFT: Temporarily walk while Always Run is enabled.

File Structure:
- lua/autorun/client/always_run.lua: Main logic for the addon.
- lua/autorun/client/always_run_localization.lua: Localization strings for supported languages.
- data/always_run_settings.txt: File where the player's preference is saved.

Initial release