Remove 3x-ui integration from the panel.

Drop API sync, multi-panel registry, and UI/protocol paths; keep DB columns only for compatibility with existing installs.

Co-authored-by: Cursor <cursoragent@cursor.com>

db/schema.sql

@@ -81,7 +81,7 @@ CREATE TABLE IF NOT EXISTS invite_links (
     max_uses INTEGER NOT NULL DEFAULT 1,
     used_count INTEGER NOT NULL DEFAULT 0,
     user_id UUID,
-    protocol TEXT NOT NULL DEFAULT 'xui',
+    protocol TEXT NOT NULL DEFAULT 'awg',
     server_id INTEGER NOT NULL DEFAULT 0,
     xui_inbound_id INTEGER NOT NULL DEFAULT 0,
     xui_panel_id TEXT NOT NULL DEFAULT '',

db/store.py

@@ -35,29 +35,15 @@ DEFAULT_SETTINGS = {
         'remnawave_create_conns': False,
         'remnawave_server_id': 0,
         'remnawave_protocol': 'awg',
-        'xui_sync': False,
-        'xui_url': '',
-        'xui_username': '',
-        'xui_password': '',
-        'xui_api_token': '',
-        'xui_sync_users': False,
-        'xui_create_conns': False,
-        'xui_server_id': 0,
-        'xui_protocol': 'xray',
-        'xui_inbound_id': 0,
-        'xui_sub_url': '',
     },
-    'xui_servers': [],
     'guest': {
         'enabled': False,
         'token': '',
         'password_hash': None,
         'user_id': '',
         'allow_create': False,
-        'create_protocol': 'xui',
+        'create_protocol': 'awg',
         'create_server_id': 0,
-        'create_inbound_id': 0,
-        'create_xui_panel_id': '',
     },
 }
 
@@ -105,12 +91,6 @@ def _merge_settings(raw: Optional[dict]) -> dict:
     for key, value in raw.items():
         if key not in settings:
             settings[key] = value
-    # Multi 3x-ui panels: migrate legacy sync.xui_* if needed
-    try:
-        from managers.xui_servers import ensure_xui_servers
-        ensure_xui_servers(settings)
-    except Exception:
-        settings.setdefault('xui_servers', [])
     return settings
 
 
@@ -214,7 +194,7 @@ def _row_to_invite(row) -> dict:
         'max_uses': int(row['max_uses'] or 0),
         'used_count': int(row['used_count'] or 0),
         'user_id': str(row['user_id']) if row['user_id'] else '',
-        'protocol': row['protocol'] or 'xui',
+        'protocol': row['protocol'] or 'awg',
         'server_id': int(row['server_id'] or 0),
         'xui_inbound_id': int(row['xui_inbound_id'] or 0),
         'xui_panel_id': (row.get('xui_panel_id') or '') if hasattr(row, 'get') else '',
@@ -415,7 +395,7 @@ def save_data(data: dict) -> None:
                         int(link.get('max_uses') or 0),
                         int(link.get('used_count') or 0),
                         _as_uuid(uid) if uid else None,
-                        link.get('protocol') or 'xui',
+                        link.get('protocol') or 'awg',
                         int(link.get('server_id') or 0),
                         int(link.get('xui_inbound_id') or 0),
                         link.get('xui_panel_id') or '',