routes

Each server-side routes object in an lwr.config.json file includes some of these properties

Property	Type	Required/Optional	Description
id	String	Required	The unique identifier for the route.
path	String	Required	The unique URI path from which the route is served.
layoutTemplate	String	Optional	The path to a static template that renders the page layout. If you don't set a value for layoutTemplate, it uses a default template.
contentTemplate	Filepath	See description	Each route must have either a rootComponent or a contentTemplate, but not both. Set contentTemplate as the path to a static template that renders the page content.
rootComponent	Filepath	See description	Each route must have either a rootComponent or a contentTemplate, but not both. Set rootComponent as the path to the top-level Lightning web component that LWR bootstraps into the HTML output for the route. If you use a rootComponent, LWR applies a default contentTemplate to render it.
properties	JSON object	Optional	A JSON object that can be passed to the templates as context.
routeHandler	String	Required	A path to a route handler function configured for the route.
cache	Key-value pairs	Optional	The cache settings for the routing, including: ttl: A number, in seconds, or a time string to use as the max-age on the Cache-Control header.
bootstrap	JSON object	Optional	The bootstrap object contains client options that determine how an application page is loaded, including: syntheticShadow: An optional boolean value. When true, LWC synthetic shadow is enabled. The default value is false. services: An optional array of LWC modules to run on page load. ssr: An optional boolean value. When true, server-side rendering is enabled for the route. The default value is false. mixedMode: An optional boolean value. When true, mixed mode is enabled for the route. The default value is false.