refactor(site): [SITE-CONSOLE-01] restore typed console and lifecycle ownership

scripts/site-vendor/console/runtime/entry.ts

@@ -0,0 +1,10 @@
+import type { DomRuntime, ReactRuntime } from './types.ts'
+
+export function install(React: ReactRuntime, ReactDOM: DomRuntime, View: ReactRuntime['Component'], host: Record<string, unknown>) {
+  const consoleLog = (element: Element) => ReactDOM.render(React.createElement(View), element)
+  consoleLog.unmount = (element: Element) => ReactDOM.unmountComponentAtNode(element)
+  host.React = React
+  host.ReactDOM = ReactDOM
+  host.consoleLog = consoleLog
+  return consoleLog
+}