Add /sync_x command with X bookmarks import flow

vendor/extract-x-bookmarks/isolate_cookies.py

@@ -0,0 +1,19 @@
+cookie_str = input("Input your cookies in the Header String format: ").strip()
+
+cookie_dict = {}
+for item in cookie_str.split(";"):
+    part = item.strip()
+    if not part or "=" not in part:
+        continue
+    key, value = part.split("=", 1)
+    cookie_dict[key.strip()] = value.strip()
+
+auth_token = cookie_dict.get("auth_token", "")
+ct0 = cookie_dict.get("ct0", "")
+if not auth_token or not ct0:
+    raise SystemExit("Missing auth_token or ct0 in the provided cookie header.")
+
+login_string = f"auth_token={auth_token};ct0={ct0}"
+
+with open("creds.txt", "w") as file:
+    file.write(login_string)