Harden bot, storage and web API

scripts/check-syntax.js

@@ -0,0 +1,31 @@
+import fs from "node:fs";
+import path from "node:path";
+import { spawnSync } from "node:child_process";
+
+const ROOTS = ["index.js", "deployCommands.js", "src", "public/scripts", "scripts", "test"];
+
+function collectJavaScriptFiles(entry) {
+  const absolutePath = path.resolve(entry);
+  const stat = fs.statSync(absolutePath);
+  if (stat.isFile()) {
+    return absolutePath.endsWith(".js") ? [absolutePath] : [];
+  }
+
+  return fs
+    .readdirSync(absolutePath, { withFileTypes: true })
+    .flatMap((child) =>
+      collectJavaScriptFiles(path.join(absolutePath, child.name))
+    );
+}
+
+const files = ROOTS.flatMap(collectJavaScriptFiles);
+for (const file of files) {
+  const result = spawnSync(process.execPath, ["--check", file], {
+    stdio: "inherit",
+  });
+  if (result.status !== 0) {
+    process.exit(result.status || 1);
+  }
+}
+
+console.log(`Syntax checked: ${files.length} JavaScript files`);