Cloudflare Pages migration with enforced CSP headers

vite.config.ts

@@ -13,6 +13,7 @@ const gitHash = execSync('git rev-parse --short HEAD').toString().trim()
 export default defineConfig({
   plugins: [react()],
   base: process.env.CF_PAGES ? '/' : '/seedpgp-web-app/',
+  publicDir: 'public',  // ← Explicitly set (should be default)
   build: {
     outDir: 'dist',
     emptyOutDir: false,