Add server-side rendering (via bundleRenderer, as this is what the Vue docs recommend, and apparently the only way it does encapsulation)

templates/VueSpa/ClientApp/boot-server.ts

@@ -0,0 +1,18 @@
+import { createServerRenderer, RenderResult } from 'aspnet-prerendering';
+import { createBundleRenderer } from 'vue-server-renderer';
+const path = require('path');
+const bundleRenderer = createBundleRenderer(path.resolve('ClientApp/dist/vue-ssr-bundle.json'), {
+    template: '<!--vue-ssr-outlet-->'
+});
+
+export default createServerRenderer(params => {
+    return new Promise<RenderResult>((resolve, reject) => {
+        bundleRenderer.renderToString(params, (error, html) => {
+            if (error) {
+                reject(error);
+            } else {
+                resolve({ html: html });
+            }
+        });
+    });
+});