feat: integrate XSLT Tools with toolbox portal

scripts/generate-toolbox-manifest.mjs

@@ -0,0 +1,33 @@
+import { readFile, writeFile } from 'node:fs/promises';
+import { dirname, join, resolve } from 'node:path';
+import process from 'node:process';
+import { fileURLToPath } from 'node:url';
+import { format } from 'prettier';
+import { toolboxAppDefinition } from '../src/toolboxApp.ts';
+
+const repositoryRoot = resolve(dirname(fileURLToPath(import.meta.url)), '..');
+const packageJson = JSON.parse(
+  await readFile(join(repositoryRoot, 'package.json'), 'utf8')
+);
+const manifestPath = join(repositoryRoot, 'public', 'toolbox-app.json');
+
+if (toolboxAppDefinition.version !== packageJson.version) {
+  throw new Error(
+    `Version mismatch: package.json is ${packageJson.version}, while src/toolboxApp.ts is ${toolboxAppDefinition.version}.`
+  );
+}
+
+const output = await format(JSON.stringify(toolboxAppDefinition), {
+  parser: 'json',
+});
+
+if (process.argv.includes('--check')) {
+  const existing = await readFile(manifestPath, 'utf8').catch(() => '');
+  if (existing !== output) {
+    throw new Error(
+      'public/toolbox-app.json is out of date. Run `npm run manifest:generate`.'
+    );
+  }
+} else {
+  await writeFile(manifestPath, output);
+}