fix: add _headers for embedded editor

Author: lacolaco

adev-ja/_headers

@@ -0,0 +1,7 @@
+# Headers for Cloudflare Pages
+# https://developers.cloudflare.com/pages/configuration/headers/ 
+
+# Enable site isolation for all resources
+/*
+  Cross-Origin-Embedder-Policy: require-corp
+  Cross-Origin-Opener-Policy: same-origin

tools/build.mjs

@@ -9,6 +9,7 @@ import {
   copyRobots,
   modifySitemap,
   resetBuildDir,
+  copyStaticFiles,
 } from './lib/common.mjs';
 
 // `init` is true by default, use `--no-init` flag to skip initialization.
@@ -49,7 +50,7 @@ async function build() {
 }
 
 async function postBuild() {
-  // await copyRobots();
+  await copyStaticFiles();
   // await remove404HTML();
   // await modifySitemap();
 }

tools/lib/common.mjs

@@ -4,6 +4,7 @@ import { $, cd, chalk, glob, within } from 'zx';
 import { cpRf, exists, initDir, rename, sed } from './fileutils.mjs';
 
 const rootDir = resolve(__dirname, '../');
+const adevDir = resolve(rootDir, 'adev-ja');
 const aiojaDir = resolve(rootDir, 'aio-ja');
 const outDir = resolve(rootDir, 'build');
 
@@ -96,6 +97,19 @@ export async function copyRobots() {
   await cpRf(src, dest);
 }
 
+// Copy static files into build output directory
+export async function copyStaticFiles() {
+  await $`chmod -R +w ${resolve(outDir, 'dist/bin/adev/build/browser')}`;
+  const files = [
+    '_headers',
+  ];
+  for (const file of files) {
+    const src = resolve(adevDir, file);
+    const dest = resolve(outDir, 'dist/bin/adev/build/browser', file);
+    await cpRf(src, dest);
+  }
+}
+
 // replace angular.io to angular.jp in sitemap.xml
 export async function modifySitemap() {
   await $`chmod -R +w ${resolve(outDir, 'dist/bin/aio/build')}`;