Добавь удаление и откат патчей VPN

bin/vpn-lemanapro.sh

@@ -24,6 +24,7 @@ BW_KC_ACCOUNT_SESSION="${LEMANA_VPN_BW_KC_ACCOUNT_SESSION:-bw-session}"
 BW_KC_ACCOUNT_MASTER="${LEMANA_VPN_BW_KC_ACCOUNT_MASTER:-bw-master}"
 STATUS_DIR="${LEMANA_VPN_STATUS_DIR:-$HOME/.local/state/vpn-lemanapro}"
 STATUS_FILE="$STATUS_DIR/status.json"
+PATCH_BACKUP_DIR="${LEMANA_VPN_PATCH_BACKUP_DIR:-$CONFIG_DIR/patch-backups}"
 
 DEBUG=false
 JSON_MODE=false
@@ -148,12 +149,15 @@ _patch_oc() {
     return 1
   fi
 
-  "$OC_PYTHON" - "$wep" <<'PY'
+  "$OC_PYTHON" - "$wep" "$PATCH_BACKUP_DIR" <<'PY'
 from pathlib import Path
 import sys
 
 path = Path(sys.argv[1])
+backup_dir = Path(sys.argv[2])
+backup_file = backup_dir / "webengine_process.py.before-lemana-vpn"
 src = path.read_text()
+before = src
 original = src
 messages = []
 
@@ -211,7 +215,10 @@ autoFill();
     src = src.replace(old_block, new_block)
     messages.append("URL guard")
 
-if src != path.read_text():
+if src != before:
+    backup_dir.mkdir(parents=True, exist_ok=True)
+    if not backup_file.exists():
+        backup_file.write_text(before)
     path.write_text(src)
 for message in messages:
     print(f"Patch applied: {message}")
@@ -456,4 +463,3 @@ while true; do
   sleep 5
   _emit '{"event":"connecting"}' "Reconnecting..."
 done
-