From f63ad2fc75ba61259343eddae02cd438cdcfb6c3 Mon Sep 17 00:00:00 2001
From: Michal Piechowiak <misiek.piechowiak@gmail.com>
Date: Mon, 13 Sep 2021 13:41:34 +0200
Subject: [PATCH] skip settting page-data preload link header for ssr pages

---
 .../build-headers-program.js.snap             |  8 +++----
 .../src/__tests__/build-headers-program.js    | 22 ++++++++++++++++---
 .../src/build-headers-program.js              | 13 +++--------
 3 files changed, 26 insertions(+), 17 deletions(-)

diff --git a/packages/gatsby-plugin-gatsby-cloud/src/__tests__/__snapshots__/build-headers-program.js.snap b/packages/gatsby-plugin-gatsby-cloud/src/__tests__/__snapshots__/build-headers-program.js.snap
index 147dd943233b9..2ab297531110c 100644
--- a/packages/gatsby-plugin-gatsby-cloud/src/__tests__/__snapshots__/build-headers-program.js.snap
+++ b/packages/gatsby-plugin-gatsby-cloud/src/__tests__/__snapshots__/build-headers-program.js.snap
@@ -1,9 +1,9 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`build-headers-program with caching headers 1`] = `"{\\"/*\\":[\\"X-Frame-Options: DENY\\",\\"X-XSS-Protection: 1; mode=block\\",\\"X-Content-Type-Options: nosniff\\",\\"Referrer-Policy: same-origin\\"],\\"/component---node-modules-gatsby-plugin-offline-app-shell-js-78f9e4dea04737fa062d.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/0-0180cd94ef2497ac7db8.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/component---src-templates-blog-post-js-517987eae96e75cddbe7.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/component---src-pages-404-js-53e6c51a5a7e73090f50.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/component---src-pages-index-js-0bdd01c77ee09ef0224c.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/webpack-runtime-acaa8994f1f704475e21.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/styles.1025963f4f2ec7abbad4.css\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/styles-565f081c8374bbda155f.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/app-f33c13590352da20930f.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/static/*\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/sw.js\\":[\\"Cache-Control: public, max-age=0, must-revalidate\\"],\\"/offline-plugin-app-shell-fallback/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </component---node-modules-gatsby-plugin-offline-app-shell-js-78f9e4dea04737fa062d.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/offline-plugin-app-shell-fallback/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/hi-folks/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-templates-blog-post-js-517987eae96e75cddbe7.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/hi-folks/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/my-second-post/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-templates-blog-post-js-517987eae96e75cddbe7.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/my-second-post/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/hello-world/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-templates-blog-post-js-517987eae96e75cddbe7.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/hello-world/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/404/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-pages-404-js-53e6c51a5a7e73090f50.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/404/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-pages-index-js-0bdd01c77ee09ef0224c.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/index/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/404.html\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-pages-404-js-53e6c51a5a7e73090f50.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/404.html/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"]}"`;
+exports[`build-headers-program with caching headers 1`] = `"{\\"/*\\":[\\"X-Frame-Options: DENY\\",\\"X-XSS-Protection: 1; mode=block\\",\\"X-Content-Type-Options: nosniff\\",\\"Referrer-Policy: same-origin\\"],\\"/component---node-modules-gatsby-plugin-offline-app-shell-js-78f9e4dea04737fa062d.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/0-0180cd94ef2497ac7db8.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/component---src-templates-blog-post-js-517987eae96e75cddbe7.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/component---src-pages-404-js-53e6c51a5a7e73090f50.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/component---src-pages-index-js-0bdd01c77ee09ef0224c.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/webpack-runtime-acaa8994f1f704475e21.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/styles.1025963f4f2ec7abbad4.css\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/styles-565f081c8374bbda155f.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/app-f33c13590352da20930f.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/static/*\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/sw.js\\":[\\"Cache-Control: public, max-age=0, must-revalidate\\"],\\"/offline-plugin-app-shell-fallback/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </component---node-modules-gatsby-plugin-offline-app-shell-js-78f9e4dea04737fa062d.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/offline-plugin-app-shell-fallback/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/hi-folks/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-templates-blog-post-js-517987eae96e75cddbe7.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/hi-folks/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/my-second-post/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-templates-blog-post-js-517987eae96e75cddbe7.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/my-second-post/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/hello-world/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-templates-blog-post-js-517987eae96e75cddbe7.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/hello-world/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/404/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-pages-404-js-53e6c51a5a7e73090f50.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/404/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/test/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-pages-index-js-0bdd01c77ee09ef0224c.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/index/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/404.html\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-pages-404-js-53e6c51a5a7e73090f50.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/404.html/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"]}"`;
 
-exports[`build-headers-program with manifest['pages-manifest'] 1`] = `"{\\"/*\\":[\\"X-Frame-Options: DENY\\",\\"X-XSS-Protection: 1; mode=block\\",\\"X-Content-Type-Options: nosniff\\",\\"Referrer-Policy: same-origin\\"],\\"/component---node-modules-gatsby-plugin-offline-app-shell-js-78f9e4dea04737fa062d.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/0-0180cd94ef2497ac7db8.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/component---src-templates-blog-post-js-517987eae96e75cddbe7.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/component---src-pages-404-js-53e6c51a5a7e73090f50.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/component---src-pages-index-js-0bdd01c77ee09ef0224c.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/pages-manifest-ab11f09e0ca7ecd3b43e.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/webpack-runtime-acaa8994f1f704475e21.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/styles.1025963f4f2ec7abbad4.css\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/styles-565f081c8374bbda155f.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/app-f33c13590352da20930f.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/static/*\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/sw.js\\":[\\"Cache-Control: public, max-age=0, must-revalidate\\"],\\"/offline-plugin-app-shell-fallback/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </component---node-modules-gatsby-plugin-offline-app-shell-js-78f9e4dea04737fa062d.js>; rel=preload; as=script; nopush\\"],\\"/hi-folks/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-templates-blog-post-js-517987eae96e75cddbe7.js>; rel=preload; as=script; nopush\\"],\\"/my-second-post/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-templates-blog-post-js-517987eae96e75cddbe7.js>; rel=preload; as=script; nopush\\"],\\"/hello-world/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-templates-blog-post-js-517987eae96e75cddbe7.js>; rel=preload; as=script; nopush\\"],\\"/404/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-pages-404-js-53e6c51a5a7e73090f50.js>; rel=preload; as=script; nopush\\"],\\"/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-pages-index-js-0bdd01c77ee09ef0224c.js>; rel=preload; as=script; nopush\\"],\\"/404.html\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-pages-404-js-53e6c51a5a7e73090f50.js>; rel=preload; as=script; nopush\\"]}"`;
+exports[`build-headers-program with manifest['pages-manifest'] 1`] = `"{\\"/*\\":[\\"X-Frame-Options: DENY\\",\\"X-XSS-Protection: 1; mode=block\\",\\"X-Content-Type-Options: nosniff\\",\\"Referrer-Policy: same-origin\\"],\\"/component---node-modules-gatsby-plugin-offline-app-shell-js-78f9e4dea04737fa062d.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/0-0180cd94ef2497ac7db8.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/component---src-templates-blog-post-js-517987eae96e75cddbe7.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/component---src-pages-404-js-53e6c51a5a7e73090f50.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/component---src-pages-index-js-0bdd01c77ee09ef0224c.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/pages-manifest-ab11f09e0ca7ecd3b43e.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/webpack-runtime-acaa8994f1f704475e21.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/styles.1025963f4f2ec7abbad4.css\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/styles-565f081c8374bbda155f.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/app-f33c13590352da20930f.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/static/*\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/sw.js\\":[\\"Cache-Control: public, max-age=0, must-revalidate\\"],\\"/offline-plugin-app-shell-fallback/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; 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-exports[`build-headers-program with security headers 1`] = `"{\\"/*\\":[\\"X-Frame-Options: ALLOW-FROM https://app.storyblok.com/\\",\\"X-XSS-Protection: 1; mode=block\\",\\"X-Content-Type-Options: nosniff\\",\\"Referrer-Policy: same-origin\\",\\"Content-Security-Policy: frame-ancestors 'self' https://*.storyblok.com/\\"],\\"/hello\\":[\\"X-Frame-Options: SAMEORIGIN\\"],\\"/component---node-modules-gatsby-plugin-offline-app-shell-js-78f9e4dea04737fa062d.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/0-0180cd94ef2497ac7db8.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/component---src-templates-blog-post-js-517987eae96e75cddbe7.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/component---src-pages-404-js-53e6c51a5a7e73090f50.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/component---src-pages-index-js-0bdd01c77ee09ef0224c.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/webpack-runtime-acaa8994f1f704475e21.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/styles.1025963f4f2ec7abbad4.css\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/styles-565f081c8374bbda155f.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/app-f33c13590352da20930f.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/static/*\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/sw.js\\":[\\"Cache-Control: public, max-age=0, must-revalidate\\"],\\"/offline-plugin-app-shell-fallback/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; 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+exports[`build-headers-program with security headers 1`] = `"{\\"/*\\":[\\"X-Frame-Options: ALLOW-FROM https://app.storyblok.com/\\",\\"X-XSS-Protection: 1; mode=block\\",\\"X-Content-Type-Options: nosniff\\",\\"Referrer-Policy: same-origin\\",\\"Content-Security-Policy: frame-ancestors 'self' https://*.storyblok.com/\\"],\\"/hello\\":[\\"X-Frame-Options: SAMEORIGIN\\"],\\"/component---node-modules-gatsby-plugin-offline-app-shell-js-78f9e4dea04737fa062d.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/0-0180cd94ef2497ac7db8.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/component---src-templates-blog-post-js-517987eae96e75cddbe7.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/component---src-pages-404-js-53e6c51a5a7e73090f50.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/component---src-pages-index-js-0bdd01c77ee09ef0224c.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/webpack-runtime-acaa8994f1f704475e21.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/styles.1025963f4f2ec7abbad4.css\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/styles-565f081c8374bbda155f.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/app-f33c13590352da20930f.js\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/static/*\\":[\\"Cache-Control: public, max-age=31536000, immutable\\"],\\"/sw.js\\":[\\"Cache-Control: public, max-age=0, must-revalidate\\"],\\"/offline-plugin-app-shell-fallback/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </component---node-modules-gatsby-plugin-offline-app-shell-js-78f9e4dea04737fa062d.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/offline-plugin-app-shell-fallback/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/hi-folks/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-templates-blog-post-js-517987eae96e75cddbe7.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/hi-folks/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/my-second-post/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-templates-blog-post-js-517987eae96e75cddbe7.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/my-second-post/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/hello-world/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-templates-blog-post-js-517987eae96e75cddbe7.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/hello-world/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/404/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-pages-404-js-53e6c51a5a7e73090f50.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/404/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/test/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-pages-index-js-0bdd01c77ee09ef0224c.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/index/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/404.html\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-pages-404-js-53e6c51a5a7e73090f50.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/404.html/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"]}"`;
 
-exports[`build-headers-program without caching headers 1`] = `"{\\"/*\\":[\\"X-Frame-Options: DENY\\",\\"X-XSS-Protection: 1; mode=block\\",\\"X-Content-Type-Options: nosniff\\",\\"Referrer-Policy: same-origin\\"],\\"/offline-plugin-app-shell-fallback/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </component---node-modules-gatsby-plugin-offline-app-shell-js-78f9e4dea04737fa062d.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/offline-plugin-app-shell-fallback/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/hi-folks/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-templates-blog-post-js-517987eae96e75cddbe7.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/hi-folks/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/my-second-post/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-templates-blog-post-js-517987eae96e75cddbe7.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/my-second-post/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/hello-world/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-templates-blog-post-js-517987eae96e75cddbe7.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/hello-world/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/404/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-pages-404-js-53e6c51a5a7e73090f50.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/404/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-pages-index-js-0bdd01c77ee09ef0224c.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/index/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/404.html\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-pages-404-js-53e6c51a5a7e73090f50.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/404.html/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"]}"`;
+exports[`build-headers-program without caching headers 1`] = `"{\\"/*\\":[\\"X-Frame-Options: DENY\\",\\"X-XSS-Protection: 1; mode=block\\",\\"X-Content-Type-Options: nosniff\\",\\"Referrer-Policy: same-origin\\"],\\"/offline-plugin-app-shell-fallback/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </component---node-modules-gatsby-plugin-offline-app-shell-js-78f9e4dea04737fa062d.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/offline-plugin-app-shell-fallback/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/hi-folks/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-templates-blog-post-js-517987eae96e75cddbe7.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/hi-folks/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/my-second-post/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-templates-blog-post-js-517987eae96e75cddbe7.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/my-second-post/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/hello-world/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-templates-blog-post-js-517987eae96e75cddbe7.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/hello-world/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/404/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-pages-404-js-53e6c51a5a7e73090f50.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/404/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/test/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-pages-index-js-0bdd01c77ee09ef0224c.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/index/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"],\\"/404.html\\":[\\"Link: </webpack-runtime-acaa8994f1f704475e21.js>; rel=preload; as=script; nopush\\",\\"Link: </styles-565f081c8374bbda155f.js>; rel=preload; as=script; nopush\\",\\"Link: </app-f33c13590352da20930f.js>; rel=preload; as=script; nopush\\",\\"Link: </0-0180cd94ef2497ac7db8.js>; rel=preload; as=script; nopush\\",\\"Link: </component---src-pages-404-js-53e6c51a5a7e73090f50.js>; rel=preload; as=script; nopush\\",\\"Link: </page-data/app-data.json>; rel=preload; as=fetch; crossorigin; nopush\\",\\"Link: </page-data/404.html/page-data.json>; rel=preload; as=fetch; crossorigin; nopush\\"]}"`;
diff --git a/packages/gatsby-plugin-gatsby-cloud/src/__tests__/build-headers-program.js b/packages/gatsby-plugin-gatsby-cloud/src/__tests__/build-headers-program.js
index ab467262bdd60..2fb4ea6bc1692 100644
--- a/packages/gatsby-plugin-gatsby-cloud/src/__tests__/build-headers-program.js
+++ b/packages/gatsby-plugin-gatsby-cloud/src/__tests__/build-headers-program.js
@@ -125,6 +125,22 @@ describe(`build-headers-program`, () => {
             pluginCreatorId: `049c1cfd-95f7-5555-a4ac-9b396d098b26`,
           },
         ],
+        [
+          `/test/`,
+          {
+            jsonName: `test`,
+            internalComponentName: `ComponentTest`,
+            path: `/test/`,
+            matchPath: undefined,
+            componentChunkName: `component---src-pages-test-js`,
+            isCreatedByStatefulCreatePages: true,
+            context: {},
+            updatedAt: 1557740602361,
+            pluginCreator___NODE: `049c1cfd-95f7-5555-a4ac-9b396d098b26`,
+            pluginCreatorId: `049c1cfd-95f7-5555-a4ac-9b396d098b26`,
+            mode: `SSR`,
+          },
+        ],
         [
           `/`,
           {
@@ -203,8 +219,8 @@ describe(`build-headers-program`, () => {
     expect(output).toMatchSnapshot()
     expect(output).toMatch(/app-data\.json/)
     expect(output).toMatch(/page-data\.json/)
-    // we should only check page-data & app-data once which leads to 2 times
-    expect(fs.existsSync).toBeCalledTimes(2)
+    // we should only check app-data once which leads to 1 time
+    expect(fs.existsSync).toBeCalledTimes(1)
   })
 
   it(`with manifest['pages-manifest']`, async () => {
@@ -237,7 +253,7 @@ describe(`build-headers-program`, () => {
     expect(output).toMatchSnapshot()
     expect(output).toMatch(/\/pages-manifest-ab11f09e0ca7ecd3b43e\.js/g)
     expect(output).not.toMatch(/\/app-data\.json/g)
-    expect(output).not.toMatch(/\/page-data\.json/g)
+    expect(output).toMatch(/\/page-data\.json/g)
     expect(output).not.toMatch(/\/undefined/g)
   })
 
diff --git a/packages/gatsby-plugin-gatsby-cloud/src/build-headers-program.js b/packages/gatsby-plugin-gatsby-cloud/src/build-headers-program.js
index f65f147685e86..71d37545221b7 100644
--- a/packages/gatsby-plugin-gatsby-cloud/src/build-headers-program.js
+++ b/packages/gatsby-plugin-gatsby-cloud/src/build-headers-program.js
@@ -100,15 +100,6 @@ function preloadHeadersByPage({ pages, manifest, pathPrefix, publicFolder }) {
   const appDataPath = publicFolder(PAGE_DATA_DIR, `app-data.json`)
   const hasAppData = existsSync(appDataPath)
 
-  let hasPageData = false
-  if (pages.size) {
-    // test if 1 page-data file exists, if it does we know we're on a gatsby version that supports page-data
-    const pageDataPath = publicFolder(
-      getPageDataPath(pages.get(pages.keys().next().value).path)
-    )
-    hasPageData = existsSync(pageDataPath)
-  }
-
   pages.forEach(page => {
     const scripts = _.flatMap(COMMON_BUNDLES, file =>
       getScriptPath(file, manifest)
@@ -121,7 +112,9 @@ function preloadHeadersByPage({ pages, manifest, pathPrefix, publicFolder }) {
       json.push(posix.join(PAGE_DATA_DIR, `app-data.json`))
     }
 
-    if (hasPageData) {
+    // page-data gets inline for SSR, so we won't be doing page-data request
+    // and we shouldn't add preload link header for it.
+    if (page.mode !== `SSR`) {
       json.push(getPageDataPath(page.path))
     }