[Beta] Serve fonts from same domain

beta/package.json

@@ -6,7 +6,7 @@
   "scripts": {
     "analyze": "ANALYZE=true next build",
     "dev": "next",
-    "build": "next build && node ./scripts/generateRSS.js && node ./scripts/generateRedirects.js",
+    "build": "next build && node ./scripts/generateRSS.js && node ./scripts/generateRedirects.js && node ./scripts/downloadFonts.js",
     "lint": "next lint",
     "lint:fix": "next lint --fix",
     "format:source": "prettier --config .prettierrc --write \"{plugins,src}/**/*.{js,ts,jsx,tsx,css}\"",

beta/src/components/Seo.tsx

@@ -91,14 +91,14 @@ export const Seo = withRouter(
       />
       <link
         rel="preload"
-        href="https://conf.reactjs.org/fonts/Optimistic_Display_W_Md.woff2"
+        href="https://beta.reactjs.org/fonts/Optimistic_Display_W_Md.woff2"
         as="font"
         type="font/woff2"
         crossOrigin="anonymous"
       />
       <link
         rel="preload"
-        href="https://conf.reactjs.org/fonts/Optimistic_Display_W_Bd.woff2"
+        href="https://beta.reactjs.org/fonts/Optimistic_Display_W_Bd.woff2"
         as="font"
         type="font/woff2"
         crossOrigin="anonymous"

beta/src/styles/index.css

@@ -17,7 +17,7 @@
 
   @font-face {
     font-family: 'Optimistic Display';
-    src: url('https://conf.reactjs.org/fonts/Optimistic_Display_W_Lt.woff2')
+    src: url('https://beta.reactjs.org/fonts/Optimistic_Display_W_Lt.woff2')
       format('woff2');
     font-weight: 300;
     font-style: normal;
@@ -26,7 +26,7 @@
 
   @font-face {
     font-family: 'Optimistic Display';
-    src: url('https://conf.reactjs.org/fonts/Optimistic_Display_W_Md.woff2')
+    src: url('https://beta.reactjs.org/fonts/Optimistic_Display_W_Md.woff2')
       format('woff2');
     font-weight: 500;
     font-style: normal;
@@ -35,7 +35,7 @@
 
   @font-face {
     font-family: 'Optimistic Display';
-    src: url('https://conf.reactjs.org/fonts/Optimistic_Display_W_Bd.woff2')
+    src: url('https://beta.reactjs.org/fonts/Optimistic_Display_W_Bd.woff2')
       format('woff2');
     font-weight: 700;
     font-style: normal;