Add web front-end and fix API issues

node_modules/concurrently/dist/bin/read-package-json.js

@@ -0,0 +1,17 @@
+import { readFileSync } from 'node:fs';
+import { createRequire } from 'node:module';
+/**
+ * Read the package.json file of `concurrently`
+ */
+export function readPackageJson() {
+    let resolver;
+    try {
+        resolver = require.resolve;
+    }
+    catch {
+        resolver = createRequire(import.meta.url).resolve;
+    }
+    const path = resolver('concurrently/package.json');
+    const content = readFileSync(path, 'utf8');
+    return JSON.parse(content);
+}