feat: Add Discord logging support

- Added Discord webhook URL to .env.example
- Included 'marvinlabs/laravel-discord-logger' in composer.json
- Created config file for Discord logger settings

composer.json

@@ -21,6 +21,7 @@
         "laravel/sanctum": "^4.0",
         "laravel/tinker": "^2.9",
         "league/flysystem-aws-s3-v3": "^3.0",
+        "marvinlabs/laravel-discord-logger": "^1.4",
         "saade/blade-iconsax": "^1.2",
         "scyllaly/hcaptcha": "dev-l11-compatibility",
         "spatie/laravel-backup": "^8.6",