Add --api-keys-remote

app/main.py

@@ -89,6 +89,12 @@ def get_args():
         action="store_true",
         help="Enable API keys database for per-user rate limits lookup",
     )
+    parser.add_argument(
+        "--api-keys-remote",
+        default=DEFARGS['API_KEYS_REMOTE'],
+        type=str,
+        help="Use this remote endpoint to query for valid API keys instead of using the local database",
+    )
     parser.add_argument(
         "--require-api-key-origin",
         type=str,