added 260907 version of worker toolkit

worker-toolkit-flaredown/scripts/lib/copy-tree.ts

@@ -0,0 +1,43 @@
+/**
+ * Recursive copy for scripts that must not call `cpSync`: it fails EACCES
+ * against a macOS docker bind mount, where the toolkit's job dirs live.
+ */
+
+import {
+  chmodSync,
+  copyFileSync,
+  lstatSync,
+  mkdirSync,
+  readdirSync,
+  readlinkSync,
+  rmSync,
+  statSync,
+  symlinkSync,
+} from 'fs';
+import { join } from 'path';
+
+/** Copy one entry — symlink, directory or file — preserving its mode. */
+export function copyPath(src: string, dest: string) {
+  const st = lstatSync(src);
+  if (st.isSymbolicLink()) {
+    rmSync(dest, { force: true });
+    symlinkSync(readlinkSync(src), dest);
+    return;
+  }
+  if (st.isDirectory()) {
+    copyTree(src, dest);
+    return;
+  }
+  // Unlink first: copyFileSync onto an existing file keeps that file's mode.
+  rmSync(dest, { force: true });
+  copyFileSync(src, dest);
+  chmodSync(dest, statSync(src).mode & 0o777);
+}
+
+/** Copy `src`'s contents into `dest`, creating `dest` if it doesn't exist. */
+export function copyTree(src: string, dest: string) {
+  mkdirSync(dest, { recursive: true });
+  for (const entry of readdirSync(src, { withFileTypes: true })) {
+    copyPath(join(src, entry.name), join(dest, entry.name));
+  }
+}