fixup! diigo-cache: RSS in diigo's export shape, from cached items

compare-export.ts: as a program script, its @file is its manual
(purpose, usage, outputs, exit code), per docs-files-api's exception;
main's JSDoc keeps only the edge and attenuation.

Generated-by: Claude Opus 5.5

diigo-cache/scripts/compare-export.ts

@@ -1,5 +1,15 @@
 #!/usr/bin/env node
-/** @file program script: does a cache hold everything in a diigo RSS export? See {@link main}. */
+/**
+ * @file program script: does a cache hold everything in a diigo RSS export?
+ *
+ *     node scripts/compare-export.ts <cache.sqlite> <export.xml> <out-dir>
+ *
+ * Generates RSS from the cache's items (src/rss.ts) and compares it with
+ * the export, keyed on link: title, tags, description, highlights and
+ * sticky notes. Prints counts to stdout; writes <out-dir>/from-cache.rss
+ * and <out-dir>/report.json (mismatched links, by category). Exits 2 on
+ * bad usage.
+ */
 import * as nodeFs from "node:fs/promises";
 import { basename, join } from "node:path";
 import { DatabaseSync } from "node:sqlite";
@@ -100,19 +110,11 @@ export function outDir(fs: Pick<typeof nodeFs, "writeFile">, dir: string) {
 }
 
 /**
- * Generates RSS from a cache's items (src/rss.ts) and compares it with a
- * diigo RSS export: title, tags, description, highlights + sticky notes.
- *
- *     node scripts/compare-export.ts <cache.sqlite> <export.xml> <out-dir>
- *
- * Prints counts to stdout; writes <out-dir>/from-cache.rss and
- * <out-dir>/report.json (mismatched links, by category).
- *
- * The program's edge (ocap discipline, transitional form): it takes the
+ * the program's edge (ocap discipline, transitional form): takes the
  * standard authorities as default arguments and attenuates them here —
  * the database to {@link cacheItems}, the output directory to
- * {@link outDir} — before anything else uses them. Ends by reporting an
- * exit code (2: usage) through `exit`.
+ * {@link outDir} — before anything else uses them; reports the exit code
+ * through `exit`
  */
 export async function main(
 	argv = process.argv.slice(2),