chore: export theme-designer for Netlify hosting

To host Next on Netlify it requires v10.0.6 or above. For what ever reason our next site does not build.
For time considerations we can just export it as a static site, and look to upgrading next and it's hosting at a later date.

Author: SiTaggart

.gitignore

@@ -63,6 +63,7 @@ packages/paste-website/public
 
 # next.js build output
 .next
+out/
 
 # Apple gunk
 .DS_Store

packages/paste-theme-designer/package.json

@@ -6,7 +6,7 @@
   "license": "MIT",
   "scripts": {
     "dev": "next dev",
-    "build": "next build",
+    "build": "next build && next export",
     "start": "next start"
   },
   "dependencies": {