fix: fix Aur packages installation

lib/aur_manager.py

@@ -52,13 +52,21 @@ def detect_active_user() -> str | None:
 
 def _user_env(user: str) -> dict:
     pw = pwd.getpwnam(user)
-    return {
+    uid = pw.pw_uid
+    env = {
         "HOME": pw.pw_dir,
         "USER": user,
         "LOGNAME": user,
-        "XDG_RUNTIME_DIR": f"/run/user/{pw.pw_uid}",
+        "XDG_RUNTIME_DIR": f"/run/user/{uid}",
         "PATH": "/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
+        # Évite que sudo bloque sans TTY si le helper essaie d'appeler sudo pacman
+        "SUDO_ASKPASS": "/bin/false",
     }
+    # Socket DBUS de session (requis par paru/yay pour le build)
+    dbus_socket = Path(f"/run/user/{uid}/bus")
+    if dbus_socket.exists():
+        env["DBUS_SESSION_BUS_ADDRESS"] = f"unix:path={dbus_socket}"
+    return env
 
 
 def check_aur_updates(user: str, helper: str) -> list[Package]: