add render.resourceHints option

#899

lib/core/options.js

@@ -131,6 +131,7 @@ const defaultOptions = {
   },
   render: {
     ssr: {},
+    resourceHints: true,
     http2: {
       push: false
     },

lib/core/renderer.js

@@ -328,8 +328,14 @@ export default class Renderer extends Tapable {
     if (this.options._routerBaseSpecified) {
       HEAD += `<base href="${this.options.router.base}">`
     }
-    const resourceHints = context.renderResourceHints()
-    HEAD += resourceHints + context.renderStyles()
+
+    let resourceHints = ''
+    if (this.options.render.resourceHints) {
+      resourceHints = context.renderResourceHints()
+      HEAD += resourceHints
+    }
+
+    HEAD += context.renderStyles()
     APP += `<script type="text/javascript">window.__NUXT__=${serialize(context.nuxt, { isJSON: true })}</script>`
     APP += context.renderScripts()