feat: complete advanced Sudoku workbench

scripts/package-release.mjs

@@ -50,6 +50,8 @@ if (!force && ((await exists(output)) || (await exists(checksumOutput))))
 const input = path.join(root, "dist");
 for (const name of [
   "index.html",
+  "manifest.webmanifest",
+  "sw.js",
   "toolbox-app.json",
   "favicon.svg",
   "README.md",

scripts/serve-test.mjs

@@ -14,6 +14,7 @@ const mediaTypes = new Map([
   [".html", "text/html; charset=utf-8"],
   [".js", "text/javascript; charset=utf-8"],
   [".json", "application/json; charset=utf-8"],
+  [".webmanifest", "application/manifest+json; charset=utf-8"],
   [".svg", "image/svg+xml"],
   [".md", "text/markdown; charset=utf-8"],
   [".txt", "text/plain; charset=utf-8"],