re-enable throw on broken links

clear cache in the right places in preprocess docs

Author: sh-rp

docs/website/docusaurus.config.js

@@ -50,7 +50,7 @@ const config = {
   tagline: 'data load tool',
   url: 'https://dlthub.com',
   baseUrl: process.env.DOCUSAURUS_BASE_URL || '/docs',
-  onBrokenLinks: 'warn',
+  onBrokenLinks: 'throw',
   onBrokenMarkdownLinks: 'throw',
   favicon: 'img/favicon.ico',
   staticDirectories: ['public', 'static'],

docs/website/tools/preprocess_docs.js

@@ -358,6 +358,7 @@ function syncExamples() {
   console.log(`Synced ${count} examples`)
 }
 
+fs.rmSync(MD_TARGET_DIR, {force: true, recursive: true})
 syncExamples();
 preprocess_docs();