docs: add JSON-LD schemas to docs (#14007)

www/packages/docs-ui/src/utils/get-json-ld.ts

@@ -0,0 +1,5 @@
+import type { Thing, WithContext } from "schema-dts"
+
+export function getJsonLd<T extends Thing>(data: WithContext<T>): string {
+  return JSON.stringify(data, null, 2).replace(/</g, "\\u003c")
+}

www/packages/docs-ui/src/utils/index.ts

@@ -4,6 +4,7 @@ export * from "./check-sidebar-item-visibility"
 export * from "./decode-str"
 export * from "./dom-utils"
 export * from "./event-parser"
+export * from "./get-json-ld"
 export * from "./get-link-with-base-path"
 export * from "./get-local-search"
 export * from "./get-navbar-items"