Ehwrj portable Windows x64 build

1. Start War Thunder.
2. Confirm the local map is available at http://127.0.0.1:8111/map_info.json.
3. Run Ehwrj.exe.
4. Use "Show overlay" in the left panel to enable the click-through overlay.

Network scope:
- Ehwrj only reads the loopback War Thunder local API.
- It does not contact external hosts.

Settings:
- Saved under %LOCALAPPDATA%\Ehwrj\settings.json.