set_user_agent_override (emulation_commands)

Creates a CDP command to override the browser's User-Agent string, ensuring consistent HTTP headers and JavaScript properties, with optional Client Hints support.

    def set_user_agent_override(
        user_agent: str,
        accept_language: Optional[str] = None,
        platform: Optional[str] = None,
        user_agent_metadata: Optional[UserAgentMetadata] = None,
    ) -> SetUserAgentOverrideCommand:
        """
        Overrides the browser's User-Agent string via the Emulation domain.

        This is the canonical CDP method for User-Agent override. It modifies
        both HTTP headers and navigator JavaScript properties, ensuring
        consistency between all layers.

        When userAgentMetadata is provided, Client Hint headers (Sec-CH-UA-*)
        will also be sent consistently with the overridden User-Agent.

        Args:
            user_agent: Complete User-Agent string to use.
            accept_language: Browser language pre

... (truncated -- full source via MCP)