fix: error handling in revalidate api function

Author: orinokai

demos/default/pages/api/revalidate.js

@@ -1,9 +1,10 @@
 export default async function handler(req, res) {
   try {
-    await res.revalidate('/getStaticProps/with-revalidate/')
-    console.log('Revalidated', req.url)
+    const path = '/getStaticProps/with-revalidate/'
+    await res.revalidate(path)
+    console.log('Revalidated:', path)
     return res.json({ revalidated: true })
   } catch (err) {
-    return res.status(500).send('Error revalidating')
+    return res.status(500).send('Error revalidating:', err)
   }
 }