Initial WireGuard admin panel: FastAPI UI, peer key management, live monitoring, Docker deploy

Co-authored-by: factory-droid[bot] <138933559+factory-droid[bot]@users.noreply.github.com>

app/config.py

@@ -0,0 +1,27 @@
+from pathlib import Path
+
+from pydantic_settings import BaseSettings
+
+
+class Settings(BaseSettings):
+    wg_interface: str = "wg0"
+    wg_host: str = "127.0.0.1"
+    wg_port: int = 51820
+    wg_subnet: str = "10.8.0.0/24"
+    wg_dns: str = "1.1.1.1"
+    wg_allowed_ips: str = "0.0.0.0/0, ::/0"
+    wg_persistent_keepalive: int = 25
+    wg_config_dir: Path = Path("/etc/wireguard")
+
+    admin_username: str = "admin"
+    admin_password: str = "changeme"
+    secret_key: str = "change-this-secret-key"
+    session_max_age: int = 12 * 3600
+
+    data_dir: Path = Path("data")
+
+    model_config = {"env_file": ".env"}
+
+
+settings = Settings()
+settings.data_dir.mkdir(parents=True, exist_ok=True)